Function and Biology

1.00 A Crystal Structure Of V36A/D129A/L130A Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed With Nitric Oxide at pH 5.6

Source organism: Rhodnius prolixus
Biochemical function: nitric oxide binding
Biological process: vasodilation
Cellular component: extracellular region

EC 1.7.6.1: Nitrite dismutase

Reaction catalysed:
3 nitrite + 2 H(+) = 2 nitric oxide + nitrate + H(2)O
Systematic name:
Nitrite:nitrite oxidoreductase
Alternative Name(s):
  • Nitrophorin 7
  • Prolixin S

GO terms

Sequence family

Pfam Protein family (Pfam)
PF02087
Domain description: Nitrophorin
Occurring in:
  1. Nitrophorin-4
The deposited structure of PDB entry 2ofr contains 1 copy of Pfam domain PF02087 (Nitrophorin) in Nitrophorin-4. Showing 1 copy in chain A [auth X].

InterPro InterPro annotations
IPR023613
Domain description: Nitrophorin
Occurring in:
  1. Nitrophorin-4
IPR012674
Domain description: Calycin
Occurring in:
  1. Nitrophorin-4
IPR002351
Domain description: Nitrophorin domain
Occurring in:
  1. Nitrophorin-4

Structure domain

CATH CATH domain
2.40.128.20
Class: Mainly Beta
Architecture: Beta Barrel
Topology: Lipocalin
Homology: Lipocalin
Occurring in:
  1. Nitrophorin-4
The deposited structure of PDB entry 2ofr contains 1 copy of CATH domain 2.40.128.20 (Lipocalin) in Nitrophorin-4. Showing 1 copy in chain A [auth X].