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Hybrid Cluster Protein from Desulfovibrio desulfuricans ATCC 27774 X-ray structure at 2.6A resolution using synchrotron radiation at a wavelength of 1.722A

Source organism: Desulfovibrio desulfuricans
Biochemical function: 4 iron, 4 sulfur cluster binding
Biological process: cellular oxidant detoxification
Cellular component: cytoplasm

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EC 1.7.99.1: Hydroxylamine reductase

Reaction catalysed:
NH(3) + H(2)O + acceptor = hydroxylamine + reduced acceptor
Systematic name:
Ammonia:acceptor oxidoreductase
Alternative Name(s):
  • Ammonia:(acceptor) oxidoreductase
  • Hydroxylamine (acceptor) reductase

GO terms

Sequence family

Pfam Protein family (Pfam)
PF03063
Domain description: Prismane/CO dehydrogenase family
Occurring in:
  1. Hydroxylamine reductase
The deposited structure of PDB entry 1gn9 contains 2 copies of Pfam domain PF03063 (Prismane/CO dehydrogenase family) in Hydroxylamine reductase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR010048
Domain description: Hydroxylamine reductase
Occurring in:
  1. Hydroxylamine reductase
IPR016099
Domain description: Prismane-like, alpha/beta-sandwich
Occurring in:
  1. Hydroxylamine reductase
IPR004137
Domain description: Hydroxylamine reductase/Ni-containing CO dehydrogenase
Occurring in:
  1. Hydroxylamine reductase
IPR016100
Domain description: Prismane, alpha-bundle
Occurring in:
  1. Hydroxylamine reductase
IPR011254
Domain description: Prismane-like superfamily
Occurring in:
  1. Hydroxylamine reductase

Structure domains

CATH CATH domains
3.40.50.2030
Class: Alpha Beta
Architecture: 3-Layer(aba) Sandwich
Topology: Rossmann fold
Homology: Rossmann fold
Occurring in:
  1. Hydroxylamine reductase
The deposited structure of PDB entry 1gn9 contains 4 copies of CATH domain 3.40.50.2030 (Rossmann fold) in Hydroxylamine reductase. Showing 2 copies in chain A.
1.20.1270.20
Class: Mainly Alpha
Architecture: Up-down Bundle
Topology: Substrate Binding Domain Of Dnak; Chain:A; Domain 2
Homology: Substrate Binding Domain Of Dnak; Chain:A; Domain 2
Occurring in:
  1. Hydroxylamine reductase
The deposited structure of PDB entry 1gn9 contains 4 copies of CATH domain 1.20.1270.20 (Substrate Binding Domain Of Dnak; Chain:A; Domain 2) in Hydroxylamine reductase. Showing 2 copies in chain A.
SCOP SCOP annotation
56822
Class: Multi-domain proteins (alpha and beta)
Fold: Prismane protein-like
Superfamily: Prismane protein-like
Occurring in:
  1. Hydroxylamine reductase
The deposited structure of PDB entry 1gn9 contains 2 copies of SCOP domain 56822 (Hybrid cluster protein (prismane protein)) in Hydroxylamine reductase. Showing 1 copy in chain A.

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