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1NP4

CRYSTAL STRUCTURE OF NITROPHORIN 4 FROM RHODNIUS PROLIXUS

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0016491molecular_functionoxidoreductase activity
A0042311biological_processvasodilation
A0046872molecular_functionmetal ion binding
A0051381molecular_functionhistamine binding
A0070026molecular_functionnitric oxide binding
A0097746biological_processblood vessel diameter maintenance
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE HEM A 185
ChainResidue
AVAL25
ALEU123
ALYS125
ALEU133
AHOH203
AHOH242
ANH3262
ATYR40
ALEU57
AHIS59
APHE68
AASP70
APHE86
ALYS88
ATYR105

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE NH3 A 262
ChainResidue
AHEM185
AHOH226

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsBinding site: {"description":"proximal binding residue","evidences":[{"source":"PubMed","id":"10876239","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11560480","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"14673714","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16171383","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20524697","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22334402","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22976968","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23474537","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9782054","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

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