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1SXU

1.4 A Crystal Structure of D30N Mutant of Nitrophorin 4 from Rhodnius Prolixus Complexed with Imidazole

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0051381molecular_functionhistamine binding
A0070026molecular_functionnitric oxide binding
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE HEM A 185
ChainResidue
AVAL36
ATYR105
ALEU123
ALYS125
ALYS128
AIMD186
AHOH292
AHOH461
APRO37
ATYR40
ALEU44
ALEU57
AHIS59
AASP70
APHE86
ALYS88

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE IMD A 186
ChainResidue
AHEM185
AHOH235

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

251422

PDB entries from 2026-04-01

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