Structure of PDB 1ikj Chain A Binding Site BS02

Receptor Information
>1ikj 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]
ACTKNAIAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTAS
GKLKEALYHYDPKTQDTFYDVSELQVESLGKYTANFKKVDKNGNVKVAVT
AGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDAAAGDKVK
SAVSAATLEFSKFISTKENNCAYDNDSLKSLLTK
Ligand information
Ligand IDIMD
InChIInChI=1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)/p+1
InChIKeyRAXXELZNTBOGNW-UHFFFAOYSA-O
SMILES
SoftwareSMILES
CACTVS 3.341[nH]1cc[nH+]c1
ACDLabs 10.04c1c[nH+]cn1
OpenEye OEToolkits 1.5.0c1c[nH+]c[nH]1
FormulaC3 H5 N2
NameIMIDAZOLE
ChEMBL
DrugBank
ZINC
PDB chain1ikj Chain A Residue 190 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ikj Ligand-induced heme ruffling and bent no geometry in ultra-high-resolution structures of nitrophorin 4.
Resolution1.27 Å
Binding residue
(original residue number in PDB)		L123 L130
Binding residue
(residue number reindexed from 1)		L123 L130
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:0042311 vasodilation
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:1ikj, PDBe:1ikj, PDBj:1ikj
PDBsum1ikj
PubMed11560480
UniProtQ94734|NP4_RHOPR Nitrophorin-4

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