Annotations: 1IBY

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ibya_	All beta proteins	Cupredoxin-like	Cupredoxins	Nitrosocyanin	Red copper protein nitrosocyanin	(Nitrosomonas europaea ) [TaxId: 915 ],	SCOPe (2.08)
B	d1ibyb_	All beta proteins	Cupredoxin-like	Cupredoxins	Nitrosocyanin	Red copper protein nitrosocyanin	(Nitrosomonas europaea ) [TaxId: 915 ],	SCOPe (2.08)
C	d1ibyc_	All beta proteins	Cupredoxin-like	Cupredoxins	Nitrosocyanin	Red copper protein nitrosocyanin	(Nitrosomonas europaea ) [TaxId: 915 ],	SCOPe (2.08)
D	d1ibyd_	All beta proteins	Cupredoxin-like	Cupredoxins	Nitrosocyanin	Red copper protein nitrosocyanin	(Nitrosomonas europaea ) [TaxId: 915 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Nitrosocyanin	8021502	4002857	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Cupredoxins	8033882	3000886	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Cupredoxins	8033882	3000886	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cupredoxins	8033882	3000886	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cupredoxins	8033882	3000886	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	Cupredoxin_1	e1ibyA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Cupredoxin-related	T: Cupredoxin-related	F: Cupredoxin_1	ECOD (v294.1)
B	Sod_Cu	e1ibyB1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Sod_Cu	ECOD (v294.1)
C	Sod_Cu	e1ibyC1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Sod_Cu	ECOD (v294.1)
D	Sod_Cu	e1ibyD1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Sod_Cu	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)
B	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)
C	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)
D	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF13473	Cupredoxin-like domain (Cupredoxin_1)	Cupredoxin-like domain	The cupredoxin-like fold consists of a beta-sandwich with 7 strands in 2 beta-sheets, which is arranged in a Greek-key beta-barrel.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	NITROSOCYANIN	cation binding ion binding binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR008972	Cupredoxin	Homologous Superfamily
A, B, C, D	IPR017527	Nitrosocyanin	Family
A, B, C, D	IPR028096	EfeO-type cupredoxin-like 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.