Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1ERX

CRYSTAL STRUCTURE OF NITROPHORIN 4 COMPLEXED WITH NO

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 Residues19
DetailsBINDING SITE FOR RESIDUE HEV A 185
ChainResidue
AVAL25
APHE86
ALYS88
ATYR105
APHE107
ALEU123
ALYS125
ALEU130
ALEU133
ANO186
AHOH291
ATYR28
AVAL36
ATYR40
AALA42
ALEU57
AHIS59
APHE68
AASP70

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NO A 186
ChainResidue
AHIS59
ALEU130
ALEU133
AHEV185

site_idAC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE CIT A 347
ChainResidue
AASN85
AASN85
AALA101
AGLY102
AGLY102
AASN103
ATYR104
ATYR104
AHOH337

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

239803

PDB entries from 2025-08-06

PDB statisticsPDBj update infoContact PDBjnumon