6Z1G

CryoEM structure of the interaction between Rubisco Activase small-subunit-like (SSUL) domain with Rubisco from Nostoc sp. (strain PCC7120)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	RuBisCO small subunit	8094084	3001622	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	RuBisCO small subunit	8094084	3001622	SCOP2B (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	PF00101	e6z1gA1	A: a+b two layers	X: Reverse ferredoxin	H: RuBisCO, small subunit (From Topology)	T: RuBisCO, small subunit	F: PF00101	ECOD (1.6)
B	PF02788	e6z1gB1	A: a+b two layers	X: Alpha-beta plaits	H: RuBisCO, large subunit, small (N-terminal) domain (From Topology)	T: RuBisCO, large subunit, small (N-terminal) domain	F: PF02788	ECOD (1.6)
B	PF00016	e6z1gB2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PF00016	ECOD (1.6)
C	PF02788	e6z1gC1	A: a+b two layers	X: Alpha-beta plaits	H: RuBisCO, large subunit, small (N-terminal) domain (From Topology)	T: RuBisCO, large subunit, small (N-terminal) domain	F: PF02788	ECOD (1.6)
C	PF00016	e6z1gC2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: PF00016	ECOD (1.6)
D	PF00101	e6z1gD1	A: a+b two layers	X: Reverse ferredoxin	H: RuBisCO, small subunit (From Topology)	T: RuBisCO, small subunit	F: PF00101	ECOD (1.6)
E	PF00101	e6z1gE1	A: a+b two layers	X: Reverse ferredoxin	H: RuBisCO, small subunit (From Topology)	T: RuBisCO, small subunit	F: PF00101	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00101	Ribulose bisphosphate carboxylase, small chain (RuBisCO_small)	Ribulose bisphosphate carboxylase, small chain	-	Domain
B, C	PF02788	Ribulose bisphosphate carboxylase large chain, N-terminal domain (RuBisCO_large_N)	Ribulose bisphosphate carboxylase large chain, N-terminal domain	The N-terminal domain of RuBisCO large chain adopts a ferredoxin-like fold.	Domain
B, C	PF00016	Ribulose bisphosphate carboxylase large chain, catalytic domain (RuBisCO_large)	Ribulose bisphosphate carboxylase large chain, catalytic domain	The C-terminal domain of RuBisCO large chain is the catalytic domain adopting a TIM barrel fold.	Domain
D, E	PF00101	Ribulose bisphosphate carboxylase, small chain (RuBisCO_small)	Ribulose bisphosphate carboxylase, small chain	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ribulose bisphosphate carboxylase/oxygenase activase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity	-	-
B, C	Ribulose bisphosphate carboxylase large chain	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding ribulose-bisphosphate carboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity monooxygenase activity oxidoreductase activity	cellular metabolic process metabolic process cellular process cellular metabolic compound salvage photorespiration carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process organic substance metabolic process biosynthetic process reductive pentose-phosphate cycle organic substance biosynthetic process cellular metabolic process metabolic process cellular process cellular metabolic compound salvage photorespiration carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process organic substance metabolic process biosynthetic process reductive pentose-phosphate cycle organic substance biosynthetic process carbon fixation	intracellular organelle bacterial microcompartment intracellular anatomical structure organelle carboxysome intracellular non-membrane-bounded organelle cellular anatomical entity non-membrane-bounded organelle
D, E	Ribulose bisphosphate carboxylase small chain	ribulose-bisphosphate carboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity	cellular metabolic process metabolic process cellular process cellular metabolic compound salvage photorespiration carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process organic substance metabolic process biosynthetic process reductive pentose-phosphate cycle organic substance biosynthetic process cellular metabolic process metabolic process cellular process cellular metabolic compound salvage photorespiration carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process organic substance metabolic process biosynthetic process reductive pentose-phosphate cycle organic substance biosynthetic process carbon fixation	intracellular organelle bacterial microcompartment intracellular anatomical structure organelle carboxysome intracellular non-membrane-bounded organelle cellular anatomical entity non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR044960	Ribulose bisphosphate carboxylase/oxygenase activase-like	Family
A	IPR036385	Ribulose bisphosphate carboxylase, small subunit superfamily	Homologous Superfamily
A	IPR003959	ATPase, AAA-type, core	Domain
A	IPR000894	Ribulose bisphosphate carboxylase small subunit, domain	Domain
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR048571	Ribulose bisphosphate carboxylase/oxygenase activase, AAA, helical	Domain
B, C	IPR020888	Ribulose bisphosphate carboxylase large subunit, type I	Family
B, C	IPR036376	Ribulose bisphosphate carboxylase, large subunit, C-terminal domain superfamily	Homologous Superfamily
B, C	IPR020878	Ribulose bisphosphate carboxylase, large chain, active site	Active Site
B, C	IPR000685	Ribulose bisphosphate carboxylase, large subunit, C-terminal	Domain
B, C	IPR033966	RuBisCO	Family
B, C	IPR017443	Ribulose bisphosphate carboxylase, large subunit, ferrodoxin-like N-terminal	Domain
B, C	IPR036422	RuBisCO large subunit, N-terminal domain superfamily	Homologous Superfamily
D, E	IPR036385	Ribulose bisphosphate carboxylase, small subunit superfamily	Homologous Superfamily
D, E	IPR024681	Ribulose bisphosphate carboxylase, small subunit	Family
D, E	IPR000894	Ribulose bisphosphate carboxylase small subunit, domain	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.