Structure of PDB 1x8o Chain A

Receptor sequence
>1x8oA (length=184) Species: 13249 (Rhodnius prolixus) [Search protein sequence]
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTAS
GKLKEALYHYDPKTQDTFYDVSELQVESLGKYTANFKKVDKNGNVKVAVT
AGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVK
SAVSAATLEFSKFISTKENNCAYDNDSLKSLLTK
3D structure
PDB1x8o Protein functional cycle viewed at atomic resolution: conformational change and mobility in nitrophorin 4 as a function of pH and NO binding
ChainA
Resolution1.01 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Enzyme Commision number 1.7.6.1: nitrite dismutase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 HEM A V36 P37 Y40 L57 H59 F68 D70 F86 K88 Y105 L123 K125 K128 L130 L133 V36 P37 Y40 L57 H59 F68 D70 F86 K88 Y105 L123 K125 K128 L130 L133
BS02 NO A L130 L133 L130 L133
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051381 histamine binding
GO:0070026 nitric oxide binding
Biological Process
GO:0042311 vasodilation
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:1x8o, PDBe:1x8o, PDBj:1x8o
PDBsum1x8o
PubMed15504026
UniProtQ94734|NP4_RHOPR Nitrophorin-4

[Back to BioLiP]