Structure of PDB 3twh Chain A Binding Site BS05

Receptor Information
>3twh Chain A (length=134) Species: 86665 (Halalkalibacterium halodurans) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EEIIWESLSVDVGSQGNPGIVEYKGVDTKTGEVLFEREPIPIGTNNMGEF
LAIVHGLRYLKERNSRKPIYSNSQTAIKWVKDKKAKSTLVRNEETALIWK
LVDEAEEWLNTHTYETPILKWQTDKWGEIKADYG
Ligand information
Ligand IDPO4
InChIInChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-3
InChIKeyNBIIXXVUZAFLBC-UHFFFAOYSA-K
SMILES
SoftwareSMILES
CACTVS 3.341[O-][P]([O-])([O-])=O
ACDLabs 10.04[O-]P([O-])([O-])=O
OpenEye OEToolkits 1.5.0[O-]P(=O)([O-])[O-]
FormulaO4 P
NamePHOSPHATE ION
ChEMBL
DrugBankDB14523
ZINC
PDB chain3twh Chain C Residue 7 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB3twh Novel complex MAD phasing and RNase H structural insights using selenium oligonucleotides.
Resolution1.79 Å
Binding residue
(original residue number in PDB)
W139 K146
Binding residue
(residue number reindexed from 1)
W79 K86
Annotation score3
Enzymatic activity
Enzyme Commision number 3.1.26.4: ribonuclease H.
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004523 RNA-DNA hybrid ribonuclease activity

View graph for
Molecular Function
External links
PDB RCSB:3twh, PDBe:3twh, PDBj:3twh
PDBsum3twh
PubMed24531469
UniProtQ9KEI9|RNH1_HALH5 Ribonuclease H (Gene Name=rnhA)

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