Structure of PDB 4xmf Chain A Binding Site BS02

Receptor Information
>4xmf Chain A (length=184) Species: 13249 (Rhodnius prolixus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PGECSVNVIPKKNLDKAKFFSGTWYETHYLDMDPQATEKFCFSFAPRESG
GTVKEALYHFNVDSKVSFYNTGTGPLESNGAKYTAKFNTVDKKGKEIKPA
DEKYSYTVTVIEAAKQSALIHICLQEDGKDIGDLYSVLNRNKNALPNKKI
KKALNKVSLVLTKFVVTKDLDCKYDDKFLSSWQK
Ligand information
Ligand IDHSM
InChIInChI=1S/C5H9N3/c6-2-1-5-3-7-4-8-5/h3-4H,1-2,6H2,(H,7,8)
InChIKeyNTYJJOPFIAHURM-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1c(nc[nH]1)CCN
CACTVS 3.341NCCc1c[nH]cn1
ACDLabs 10.04n1c(cnc1)CCN
FormulaC5 H9 N3
NameHISTAMINE
ChEMBLCHEMBL90
DrugBankDB05381
ZINCZINC000000388081
PDB chain4xmf Chain A Residue 202 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4xmf Structure and dynamics of the membrane attaching nitric oxide transporter nitrophorin 7.
Resolution1.6 Å
Binding residue
(original residue number in PDB)		D32 L125 G133 D134
Binding residue
(residue number reindexed from 1)		D31 L124 G132 D133
Annotation score1
Enzymatic activity
Enzyme Commision number 1.7.6.1: nitrite dismutase.
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:0033484 intracellular nitric oxide homeostasis
GO:0034776 response to histamine
GO:0042311 vasodilation
GO:0044552 vasodilation in another organism
GO:0050819 negative regulation of coagulation
GO:0070527 platelet aggregation
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4xmf, PDBe:4xmf, PDBj:4xmf
PDBsum4xmf
PubMed26167269
UniProtQ6PQK2|NP7_RHOPR Nitrophorin-7

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