Annotations: 6WJ6

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6wj6a_	Membrane and cell surface proteins and peptides	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
K [auth M]	d6wj6m_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Photosystem II reaction center protein M, PsbM	PsbM-like	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
B	d6wj6b_	Membrane and cell surface proteins and peptides	Photosystem II antenna protein-like	Photosystem II antenna protein-like	Photosystem II antenna protein-like	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
C	d6wj6c_	Membrane and cell surface proteins and peptides	Photosystem II antenna protein-like	Photosystem II antenna protein-like	Photosystem II antenna protein-like	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
D	d6wj6d_	Membrane and cell surface proteins and peptides	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	Bacterial photosystem II reaction centre, L and M subunits	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
E	d6wj6e_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Cytochrome b559 subunits	Cytochrome b559 subunits	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
F	d6wj6f_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Cytochrome b559 subunits	Cytochrome b559 subunits	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
G [auth H]	d6wj6h_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Photosystem II 10 kDa phosphoprotein PsbH	PsbH-like	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)
I [auth K]	d6wj6k_	Membrane and cell surface proteins and peptides	Single transmembrane helix	Photosystem II reaction center protein K, PsbK	PsbK-like	automated matches	(Synechocystis sp. PCC 6803 substr. Kazusa ) [TaxId: 1111708 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Bacterial photosystem II reaction centre L and M subunits	8098521	4002035	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Bacterial photosystem II reaction centre L and M subunits	8098522	3000736	SCOP2 (2022-06-29)
J [auth L]	SCOP2 Family	PsbL-like	8099537	4002634	SCOP2 (2022-06-29)
J [auth L]	SCOP2 Superfamily	Photosystem II reaction center protein L PsbL	8099538	3001523	SCOP2 (2022-06-29)
K [auth M]	SCOP2 Family	PsbM-like	8101578	4002664	SCOP2 (2022-06-29)
K [auth M]	SCOP2 Superfamily	Photosystem II reaction center protein M PsbM	8101579	3001573	SCOP2 (2022-06-29)
B	SCOP2 Family	Photosystem II antenna protein-like	8098281	4002735	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Photosystem II antenna protein-like	8098282	3001674	SCOP2 (2022-06-29)
C	SCOP2 Family	Photosystem II antenna protein-like	8098321	4002735	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Photosystem II antenna protein-like	8098322	3001674	SCOP2 (2022-06-29)
D	SCOP2 Family	Bacterial photosystem II reaction centre L and M subunits	8098319	4002035	SCOP2 (2022-06-29)
D	SCOP2 Superfamily	Bacterial photosystem II reaction centre L and M subunits	8098320	3000736	SCOP2 (2022-06-29)
E	SCOP2 Family	Cytochrome b559 subunits	8098315	4002681	SCOP2 (2022-06-29)
E	SCOP2 Superfamily	Cytochrome b559 subunits	8098316	3001602	SCOP2 (2022-06-29)
F	SCOP2 Family	Cytochrome b559 subunits	8098317	4002681	SCOP2 (2022-06-29)
F	SCOP2 Superfamily	Cytochrome b559 subunits	8098318	3001602	SCOP2 (2022-06-29)
G [auth H]	SCOP2 Family	PsbH-like	8098515	4002649	SCOP2 (2022-06-29)
G [auth H]	SCOP2 Superfamily	Photosystem II 10 kDa phosphoprotein PsbH	8098516	3001547	SCOP2 (2022-06-29)
H [auth I]	SCOP2 Family	PsbI-like	8099533	4002676	SCOP2 (2022-06-29)
H [auth I]	SCOP2 Superfamily	Photosystem II reaction center protein I PsbI	8099534	3001590	SCOP2 (2022-06-29)
I [auth K]	SCOP2 Family	PsbK-like	8098519	4002673	SCOP2 (2022-06-29)
I [auth K]	SCOP2 Superfamily	Photosystem II reaction center protein K PsbK	8098520	3001585	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00124	e6wj6A1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PF00124	ECOD (1.6)
J [auth L]	PF02419	e6wj6L1	A: extended segments	X: Photosystem II reaction center protein L, PsbL (From Topology)	H: Photosystem II reaction center protein L, PsbL (From Topology)	T: Photosystem II reaction center protein L, PsbL	F: PF02419	ECOD (1.6)
K [auth M]	PF05151	e6wj6M1	A: extended segments	X: Photosystem II reaction center protein M, PsbM (From Topology)	H: Photosystem II reaction center protein M, PsbM (From Topology)	T: Photosystem II reaction center protein M, PsbM	F: PF05151	ECOD (1.6)
L [auth T]	PF01405	e6wj6T1	A: extended segments	X: Photosystem II reaction center protein T, PsbT (From Topology)	H: Photosystem II reaction center protein T, PsbT (From Topology)	T: Photosystem II reaction center protein T, PsbT	F: PF01405	ECOD (1.6)
M [auth X]	PF06596	e6wj6X1	A: extended segments	X: Photosystem II PsbX protein (From Topology)	H: Photosystem II PsbX protein (From Topology)	T: Photosystem II PsbX protein	F: PF06596	ECOD (1.6)
B	PF00421	e6wj6B2	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PF00421	ECOD (1.6)
B	PF00421	e6wj6B1	A: a+b two layers	X: Photosystem II antenna protein PsbB insertion domain (From Topology)	H: Photosystem II antenna protein PsbB insertion domain (From Topology)	T: Photosystem II antenna protein PsbB insertion domain	F: PF00421	ECOD (1.6)
C	PF00421	e6wj6C1	A: alpha bundles	X: Photosystem II antenna protein-like (From Topology)	H: Photosystem II antenna protein-like (From Topology)	T: Photosystem II antenna protein-like	F: PF00421	ECOD (1.6)
D	PF00124	e6wj6D1	A: alpha bundles	X: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	H: Bacterial photosystem II reaction centre L and M subunits-like (From Topology)	T: Bacterial photosystem II reaction centre L and M subunits-like	F: PF00124	ECOD (1.6)
E	PF00283,PF00284	e6wj6E1	A: extended segments	X: Cytochrome b559 subunits (From Topology)	H: Cytochrome b559 subunits (From Topology)	T: Cytochrome b559 subunits	F: PF00283,PF00284	ECOD (1.6)
F	PF00283	e6wj6F1	A: extended segments	X: Cytochrome b559 subunits (From Topology)	H: Cytochrome b559 subunits (From Topology)	T: Cytochrome b559 subunits	F: PF00283	ECOD (1.6)
G [auth H]	PF00737	e6wj6H1	A: extended segments	X: Photosystem II 10 kDa phosphoprotein PsbH (From Topology)	H: Photosystem II 10 kDa phosphoprotein PsbH (From Topology)	T: Photosystem II 10 kDa phosphoprotein PsbH	F: PF00737	ECOD (1.6)
H [auth I]	PF02532	e6wj6I1	A: extended segments	X: Photosystem II reaction center protein I, PsbI (From Topology)	H: Photosystem II reaction center protein I, PsbI (From Topology)	T: Photosystem II reaction center protein I, PsbI	F: PF02532	ECOD (1.6)
I [auth K]	PF02533	e6wj6K1	A: extended segments	X: Photosystem II reaction center protein K, PsbK (From Topology)	H: Photosystem II reaction center protein K, PsbK (From Topology)	T: Photosystem II reaction center protein K, PsbK	F: PF02533	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00124	Photosynthetic reaction centre protein (Photo_RC)	Photosynthetic reaction centre protein	-	Family
J [auth L]	PF02419	PsbL protein (PsbL)	PsbL protein	-	Family
K [auth M]	PF05151	Photosystem II reaction centre M protein (PsbM) (PsbM)	Photosystem II reaction centre M protein (PsbM)	-	Family
L [auth T]	PF01405	Photosystem II reaction centre T protein (PsbT)	Photosystem II reaction centre T protein	-	Family
M [auth X]	PF06596	Photosystem II reaction centre X protein (PsbX) (PsbX)	Photosystem II reaction centre X protein (PsbX)	-	Family
B	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
C	PF00421	Photosystem II protein (PSII)	Photosystem II protein	-	Family
D	PF00124	Photosynthetic reaction centre protein (Photo_RC)	Photosynthetic reaction centre protein	-	Family
E	PF00283	Cytochrome b559, alpha (gene psbE) and beta (gene psbF)subunits (Cytochrom_B559)	Cytochrome b559, alpha (gene psbE) and beta (gene psbF)subunits	-	Family
E	PF00284	Lumenal portion of Cytochrome b559, alpha (gene psbE) subunit (Cytochrom_B559a)	Lumenal portion of Cytochrome b559, alpha (gene psbE) subunit	-	Family
F	PF00283	Cytochrome b559, alpha (gene psbE) and beta (gene psbF)subunits (Cytochrom_B559)	Cytochrome b559, alpha (gene psbE) and beta (gene psbF)subunits	-	Family
G [auth H]	PF00737	Photosystem II 10 kDa phosphoprotein (PsbH)	Photosystem II 10 kDa phosphoprotein	-	Family
H [auth I]	PF02532	Photosystem II reaction centre I protein (PSII 4.8 kDa protein) (PsbI)	Photosystem II reaction centre I protein (PSII 4.8 kDa protein)	-	Family
I [auth K]	PF02533	Photosystem II 4 kDa reaction centre component (PsbK)	Photosystem II 4 kDa reaction centre component	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Photosystem II protein D1 2	oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity oxygen evolving activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding cation binding transition metal ion binding iron ion binding oxidoreductase activity, acting on diphenols and related substances as donors, oxygen as acceptor oxidoreductase activity oxidoreductase activity, acting on diphenols and related substances as donors catalytic activity electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity oxygen evolving activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy response to stimulus response to chemical response to stress response to herbicide response to toxic substance	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
J [auth L]	Photosystem II reaction center protein L	-	photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
K [auth M]	Photosystem II reaction center protein M	-	photosynthesis photosynthesis, light reaction cellular metabolic process metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
L [auth T]	Photosystem II reaction center protein T	-	photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
M [auth X]	Photosystem II reaction center X protein	-	photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
B	Photosystem II CP47 reaction center protein	electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
C	Photosystem II CP43 reaction center protein	electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding cation binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
D	Photosystem II D2 protein	electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity oxidoreductase activity oxygen evolving activity catalytic activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding electron transfer activity electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity oxidoreductase activity oxygen evolving activity catalytic activity chlorophyll binding binding organic cyclic compound binding tetrapyrrole binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain photosynthetic electron transport in photosystem II metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane protein complex protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane protein complex plasma membrane cell periphery plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
E	Cytochrome b559 subunit alpha	binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
F	Cytochrome b559 subunit beta	binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding identical protein binding protein binding	photosynthesis photosynthesis, light reaction photosynthetic electron transport chain cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
G [auth H]	Photosystem II reaction center protein H	ion binding binding anion binding phosphate ion binding small molecule binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
H [auth I]	Photosystem II reaction center protein I	-	photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region
I [auth K]	Photosystem II reaction center protein K	-	photosynthesis cellular metabolic process metabolic process cellular process	protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II protein-containing complex intracellular anatomical structure photosystem plasma membrane protein complex photosystem II membrane plasma membrane membrane protein complex cellular anatomical entity intracellular organelle cell periphery organelle intracellular non-membrane-bounded organelle plasma membrane-derived thylakoid photosystem II bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle photosystem II reaction center plasma membrane-derived chromatophore membrane plasma membrane-derived chromatophore thylakoid membrane plasma membrane-derived thylakoid membrane plasma membrane region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005867	Photosystem II protein D1	Family
A	IPR036854	Photosystem II protein D1/D2 superfamily	Homologous Superfamily
A	IPR000484	Photosynthetic reaction centre, L/M	Family
J [auth L]	IPR003372	Photosystem II PsbL	Family
J [auth L]	IPR037266	Photosystem II PsbL superfamily	Homologous Superfamily
K [auth M]	IPR007826	Photosystem II PsbM	Family
K [auth M]	IPR037269	Photosystem II PsbM superfamily	Homologous Superfamily
L [auth T]	IPR001743	Photosystem II PsbT	Family
L [auth T]	IPR037268	Photosystem II PsbT superfamily	Homologous Superfamily
M [auth X]	IPR009518	Photosystem II PsbX	Family
M [auth X]	IPR023431	Photosystem II PsbX, type 1 subfamily	Family
B	IPR036001	Photosystem antenna protein-like superfamily	Homologous Superfamily
B	IPR000932	Photosystem antenna protein-like	Family
B	IPR017486	Photosystem II CP47 reaction centre protein	Family
C	IPR036001	Photosystem antenna protein-like superfamily	Homologous Superfamily
C	IPR000932	Photosystem antenna protein-like	Family
C	IPR005869	Photosystem II CP43 reaction centre protein	Family
C	IPR044900	Photosystem II CP43 reaction centre protein superfamily	Homologous Superfamily
D	IPR036854	Photosystem II protein D1/D2 superfamily	Homologous Superfamily
D	IPR000484	Photosynthetic reaction centre, L/M	Family
D	IPR005868	Photosystem II D2 protein	Family
E	IPR013081	Photosystem II cytochrome b559, N-terminal	Domain
E	IPR006217	Photosystem II cytochrome b559, alpha subunit	Family
E	IPR013082	Photosystem II cytochrome b559, alpha subunit, lumenal region	Domain
E	IPR037025	Photosystem II cytochrome b559, alpha subunit superfamily	Homologous Superfamily
E	IPR006216	Photosystem II cytochrome b559, conserved site	Conserved Site
F	IPR006241	Photosystem II cytochrome b559, beta subunit	Family
F	IPR013081	Photosystem II cytochrome b559, N-terminal	Domain
F	IPR006216	Photosystem II cytochrome b559, conserved site	Conserved Site
G [auth H]	IPR036863	Photosystem II reaction centre protein H superfamily	Homologous Superfamily
G [auth H]	IPR001056	Photosystem II reaction centre protein H	Family
H [auth I]	IPR037271	Photosystem II PsbI superfamily	Homologous Superfamily
H [auth I]	IPR003686	Photosystem II PsbI	Family
I [auth K]	IPR037270	Photosystem II PsbK superfamily	Homologous Superfamily
I [auth K]	IPR003687	Photosystem II PsbK	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G [auth H], H [auth I], I [auth K], J [auth L], K [auth M], L [auth T], M [auth X]	OPM	Transmembrane	Alpha-helical polytopic	Photosystems	Photosystem II

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G [auth H], H [auth I], I [auth K], J [auth L], K [auth M], L [auth T], M [auth X]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G [auth H], H [auth I], I [auth K], J [auth L], K [auth M], L [auth T], M [auth X]	MemProtMD	Annotated as membrane protein by MemProtMD