3ZQO

Crystal structure of the small terminase oligomerization core domain from a SPP1-like bacteriophage (crystal form 3)

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e3zqoA1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
B	F_UNCLASSIFIED	e3zqoB1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
C	F_UNCLASSIFIED	e3zqoC1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
D	F_UNCLASSIFIED	e3zqoD1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
E	F_UNCLASSIFIED	e3zqoE1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
F	F_UNCLASSIFIED	e3zqoF1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
G	F_UNCLASSIFIED	e3zqoG1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
H	F_UNCLASSIFIED	e3zqoH1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
I	F_UNCLASSIFIED	e3zqoI1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
J	F_UNCLASSIFIED	e3zqoJ1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
K	F_UNCLASSIFIED	e3zqoK1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
L	F_UNCLASSIFIED	e3zqoL1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
M	F_UNCLASSIFIED	e3zqoM1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
N	F_UNCLASSIFIED	e3zqoN1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
O	F_UNCLASSIFIED	e3zqoO1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
P	F_UNCLASSIFIED	e3zqoP1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
Q	F_UNCLASSIFIED	e3zqoQ1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)
R	F_UNCLASSIFIED	e3zqoR1	A: a+b duplicates or obligate multimers	X: small terminase oligomerization domain (From Topology)	H: small terminase oligomerization domain (From Topology)	T: small terminase oligomerization domain	F: F_UNCLASSIFIED	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
B	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
C	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
D	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
E	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
F	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
G	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
H	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
I	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
J	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
K	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
L	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
M	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
N	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
O	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
P	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
Q	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)
R	6.10.140.2160	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R	PF03592	Terminase small subunit (Terminase_2)	Terminase small subunit	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R	TERMINASE SMALL SUBUNIT	DNA binding binding organic cyclic compound binding nucleic acid binding identical protein binding protein binding	cellular component organization organelle organization chromosome organization cellular process cellular component organization or biogenesis	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R	IPR038713	Terminase small subunit, N-terminal DNA-binding domain, HTH motif superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R	IPR005335	Terminase small subunit	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.