Annotations: 4CH7

Crystal structure of the siroheme decarboxylase NirDL

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	HrpJ	e4ch7A1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: Ribosomal protein L14-related	T: Ribosomal protein L14-related	F: HrpJ	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.2890	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A		CATH (4.3.0)
A	3.30.70.3460	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF17805	AsnC-like ligand binding domain (AsnC_trans_reg2)	AsnC-like ligand binding domain	This entry contains an AsnC-like ligand binding domain.	Domain
A	PF22451	Siroheme decarboxylase NirDL-like HTH domain (NirdL-like_HTH)	Siroheme decarboxylase NirDL-like HTH domain	This entry represents the HTH domains found in siroheme decarboxylase NirdL from Hydrogenobacter thermophilus and related sequences [5]. NirdL is involved in heme d1 biosynthesis. It catalyses the decarboxylation of siroheme into didecarboxysiroheme. ...	This entry represents the HTH domains found in siroheme decarboxylase NirdL from Hydrogenobacter thermophilus and related sequences [5]. NirdL is involved in heme d1 biosynthesis. It catalyses the decarboxylation of siroheme into didecarboxysiroheme.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	NIRD-LIKE PROTEIN	lyase activity catalytic activity	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR053953	Siroheme decarboxylase NirL-like, HTH domain	Domain
A	IPR050684	Transcriptional regulator Lrp/AsnC/Siroheme decarboxylase	Family
A	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
A	IPR040523	Siroheme decarboxylase , AsnC-like ligand binding domain	Domain
A	IPR019888	Transcription regulator AsnC-like	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.