Structure of PDB 2np1 Chain B Binding Site BS02

Receptor Information
>2np1 Chain B (length=184) Species: 13249 (Rhodnius prolixus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KCTKNALAQTGFNKDKYFNGDVWYVTDYLDLEPDDVPKRYCAALAAGTAS
GKLKEALYHYDPKTQDTFYDVSELQEESPGKYTANFKKVEKNGNVKVDVT
SGNYYTFTVMYADDSSALIHTCLHKGNKDLGDLYAVLNRNKDTNAGDKVK
GAVTAASLKFSDFISTKDNKCEYDNVSLKSLLTK
Ligand information
Ligand ID2HP
InChIInChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-1
InChIKeyNBIIXXVUZAFLBC-UHFFFAOYSA-M
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0OP(=O)(O)[O-]
ACDLabs 10.04[O-]P(=O)(O)O
CACTVS 3.341O[P](O)([O-])=O
FormulaH2 O4 P
NameDIHYDROGENPHOSPHATE ION
ChEMBL
DrugBankDB02831
ZINC
PDB chain2np1 Chain B Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2np1 Crystal structures of a nitric oxide transport protein from a blood-sucking insect.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		D113 K148
Binding residue
(residue number reindexed from 1)		D113 K148
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
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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Biological Process
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Cellular Component
External links
PDB RCSB:2np1, PDBe:2np1, PDBj:2np1
PDBsum2np1
PubMed9546222
UniProtQ26239|NP1_RHOPR Nitrophorin-1

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