Annotations: 4HZ1

Crystal Structure of Pseudomonas aeruginosa azurin with iron(II) at the copper-binding site.

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)
A	d4hz1a_	All beta proteins	Cupredoxin-like	Cupredoxins	Plastocyanin/azurin-like	Azurin	(Pseudomonas aeruginosa PAO1 ) [TaxId: 208964 ],	SCOPe (2.08)
B	d4hz1b_	All beta proteins	Cupredoxin-like	Cupredoxins	Plastocyanin/azurin-like	Azurin	(Pseudomonas aeruginosa PAO1 ) [TaxId: 208964 ],	SCOPe (2.08)
C	d4hz1c_	All beta proteins	Cupredoxin-like	Cupredoxins	Plastocyanin/azurin-like	Azurin	(Pseudomonas aeruginosa PAO1 ) [TaxId: 208964 ],	SCOPe (2.08)
D	d4hz1d_	All beta proteins	Cupredoxin-like	Cupredoxins	Plastocyanin/azurin-like	Azurin	(Pseudomonas aeruginosa PAO1 ) [TaxId: 208964 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cupredoxins	8037683	3000886	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Cupredoxins	8037683	3000886	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cupredoxins	8037683	3000886	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cupredoxins	8037683	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	RPA43_OB	e4hz1A2	A: beta barrels	X: PH domain-like	H: PH domain-like	T: PH domain-like	F: RPA43_OB	ECOD (v294.2)
B	V-set	e4hz1B1	A: beta barrels	X: beta-Grasp	H: HTH	T: winged helix domain	F: V-set	ECOD (v294.2)
C	RPA43_OB	e4hz1C2	A: beta barrels	X: PH domain-like	H: PH domain-like	T: PH domain-like	F: RPA43_OB	ECOD (v294.2)
D	Y_phosphatase	e4hz1D1	A: beta barrels	X: Globin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: Y_phosphatase	ECOD (v294.2)

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	PF00127	Copper binding proteins, plastocyanin/azurin family (Copper-bind)	Copper binding proteins, plastocyanin/azurin family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Azurin	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding zinc ion binding electron transfer activity identical protein binding protein binding	-	cell periphery cellular anatomical structure plasma membrane membrane extracellular region periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR050845	Copper-binding electron transfer protein	Family
A, B, C, D	IPR000923	Blue (type 1) copper domain	Domain
A, B, C, D	IPR028871	Blue (type 1) copper protein, binding site	Binding Site
A, B, C, D	IPR008972	Cupredoxin	Homologous Superfamily
A, B, C, D	IPR014068	Azurin	Family

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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.