5EXV | pdb_00005exv

Crystal structure of heme binding protein HutX from Vibrio cholerae

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)
F	ChuX_HutX	e5exvF1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)
E	ChuX_HutX	e5exvE1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)
D	ChuX_HutX	e5exvD1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)
C	ChuX_HutX	e5exvC1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)
B	ChuX_HutX	e5exvB1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)
A	ChuX_HutX	e5exvA1	A: a+b duplicates or obligate multimers	X: Heme iron utilization protein-like (From Topology)	H: Heme iron utilization protein-like (From Topology)	T: Heme iron utilization protein-like	F: ChuX_HutX	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
E	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
D	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
C	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
B	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	CATH (4.3.0)
A	3.40.1570.10	Alpha Beta	3-Layer(aba) Sandwich	Heme iron utilization protein-like fold	HemS/ChuS/ChuX like domains	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	PF06228	Haem utilisation ChuX/HutX (ChuX_HutX)	Haem utilisation ChuX/HutX	This family is found within haem utilisation operons. It has a similar structure to that of Pfam:PF05171. Pfam:PF05171 usually occurs as a duplicated domain, but this domain occurs as a single domain and forms a dimer. The organisation of the dimer i ...	This family is found within haem utilisation operons. It has a similar structure to that of Pfam:PF05171. Pfam:PF05171 usually occurs as a duplicated domain, but this domain occurs as a single domain and forms a dimer. The organisation of the dimer is very similar to that of the duplicated Pfam:PF05171 domains [1,2]. It binds haem via conserved histidines [2].	Domain

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	Hemin-degrading HemS.ChuX domain protein	cation binding ion binding binding metal ion binding small molecule binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR053733	Heme Transport and Utilization Superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR010413	Intracellular heme transport protein HutX-like	Family

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.