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1SXW

1.05 A Crystal Structure of D30A Mutant of Nitrophorin 4 from Rhodnius Prolixus Complexed with Nitric Oxide

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 Residues8
DetailsBINDING SITE FOR RESIDUE PO4 A 187
ChainResidue
ATHR10
AGLY11
APRO37
ALYS38
AARG39
AHOH293
AHOH321
AHOH467

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE HEM A 185
ChainResidue
ATYR28
AVAL36
ATYR40
ALEU57
AHIS59
AASP70
APHE86
ALYS88
ATYR105
ALEU123
ALYS125
ALYS128
ALEU133
ANO186
AHOH301
AVAL25

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NO A 186
ChainResidue
ALEU130
ALEU133
AHEM185
AHOH515

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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