3DA7

A conformationally strained, circular permutant of barnase

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d3da7c_	Alpha and beta proteins (a/b)	Barstar-like	Barstar-related	Barstar-related	automated matches	(Bacillus amyloliquefaciens ) [TaxId: 1390 ],	SCOPe (2.08)
D	d3da7d_	Alpha and beta proteins (a/b)	Barstar-like	Barstar-related	Barstar-related	automated matches	(Bacillus amyloliquefaciens ) [TaxId: 1390 ],	SCOPe (2.08)
F	d3da7f_	Alpha and beta proteins (a/b)	Barstar-like	Barstar-related	Barstar-related	automated matches	(Bacillus amyloliquefaciens ) [TaxId: 1390 ],	SCOPe (2.08)
H	d3da7h_	Alpha and beta proteins (a/b)	Barstar-like	Barstar-related	Barstar-related	automated matches	(Bacillus amyloliquefaciens ) [TaxId: 1390 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Barstar-related	8043969	3000977	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Barstar-related	8043969	3000977	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Barstar-related	8043969	3000977	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Barstar-related	8043969	3000977	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	PF00545	e3da7A1	A: a+b two layers	X: Microbial ribonucleases-like	H: Microbial ribonucleases (From Topology)	T: Microbial ribonucleases	F: PF00545	ECOD (1.6)
B	PF00545	e3da7B1	A: a+b two layers	X: Microbial ribonucleases-like	H: Microbial ribonucleases (From Topology)	T: Microbial ribonucleases	F: PF00545	ECOD (1.6)
E	PF00545	e3da7E1	A: a+b two layers	X: Microbial ribonucleases-like	H: Microbial ribonucleases (From Topology)	T: Microbial ribonucleases	F: PF00545	ECOD (1.6)
G	PF00545	e3da7G1	A: a+b two layers	X: Microbial ribonucleases-like	H: Microbial ribonucleases (From Topology)	T: Microbial ribonucleases	F: PF00545	ECOD (1.6)
C	PF01337	e3da7C1	A: a/b three-layered sandwiches	X: Barstar (barnase inhibitor) (From Topology)	H: Barstar (barnase inhibitor) (From Topology)	T: Barstar (barnase inhibitor)	F: PF01337	ECOD (1.6)
D	PF01337	e3da7D1	A: a/b three-layered sandwiches	X: Barstar (barnase inhibitor) (From Topology)	H: Barstar (barnase inhibitor) (From Topology)	T: Barstar (barnase inhibitor)	F: PF01337	ECOD (1.6)
F	PF01337	e3da7F1	A: a/b three-layered sandwiches	X: Barstar (barnase inhibitor) (From Topology)	H: Barstar (barnase inhibitor) (From Topology)	T: Barstar (barnase inhibitor)	F: PF01337	ECOD (1.6)
H	PF01337	e3da7H1	A: a/b three-layered sandwiches	X: Barstar (barnase inhibitor) (From Topology)	H: Barstar (barnase inhibitor) (From Topology)	T: Barstar (barnase inhibitor)	F: PF01337	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.20.20	Alpha Beta	3-Layer(aba) Sandwich	Severin		CATH (4.3.0)
B	3.40.20.20	Alpha Beta	3-Layer(aba) Sandwich	Severin		CATH (4.3.0)
E	3.40.20.20	Alpha Beta	3-Layer(aba) Sandwich	Severin		CATH (4.3.0)
G	3.40.20.20	Alpha Beta	3-Layer(aba) Sandwich	Severin		CATH (4.3.0)
C	3.30.370.10	Alpha Beta	2-Layer Sandwich	Barnase	Chain D	CATH (4.3.0)
D	3.30.370.10	Alpha Beta	2-Layer Sandwich	Barnase	Chain D	CATH (4.3.0)
F	3.30.370.10	Alpha Beta	2-Layer Sandwich	Barnase	Chain D	CATH (4.3.0)
H	3.30.370.10	Alpha Beta	2-Layer Sandwich	Barnase	Chain D	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, E, G	PF00545	ribonuclease (Ribonuclease)	ribonuclease	This enzyme hydrolyses RNA and oligoribonucleotides.	Domain
C, D, F, H	PF01337	Barstar (barnase inhibitor) (Barstar)	Barstar (barnase inhibitor)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, E, G	Barnase circular permutant	endonuclease activity nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity RNA binding binding organic cyclic compound binding nucleic acid binding	-	extracellular region cellular anatomical entity
C, D, F, H	Barstar	-	-	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, E, G	IPR001887	Barnase	Family
A, B, E, G	IPR016191	Ribonuclease/ribotoxin	Homologous Superfamily
A, B, E, G	IPR000026	Guanine-specific ribonuclease Sa-like	Family
C, D, F, H	IPR000468	Barstar (barnase inhibitor)	Domain
C, D, F, H	IPR035905	Barstar-like superfamily	Homologous Superfamily

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.