Structure of PDB 3n7b Chain A Binding Site BS03

Receptor Information
>3n7b Chain A (length=336) Species: 1911 (Streptomyces griseus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PFTYSIEATRNLATTERCIQDIRNAPVRNRSTQFQLAQQNMLAYTFGEVI
PGFASAGINGMDYRDVIGRPVENAVTEGTHFFRDDFRVDSNAKAKVAGDI
FEIVSSAVMWNCAARWNSLMVGEGWRSQPRYSRPTLSPSPRRQVAVLNLP
RSFDWVSLLVPESQEVIEEFRAGLRKDGLGLPTSTPDLAVVVLPEEFQND
EMWREEIAGLTRPNQILLSGAYQRLQGRVQPGEISLAVAFKRSLRSDRLY
QPLYEANVMQLLLEGKLGAPKVEFEVHTLAPEGTNAFVTYEAASLYGLAR
SAVHRAIRELYVPPTAADLARRFFAFLNERMELVNG
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain3n7b Chain A Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3n7b New clues in the allosteric activation of DNA cleavage by SgrAI: structures of SgrAI bound to cleaved primary-site DNA and uncleaved secondary-site DNA.
Resolution2.65 Å
Binding residue
(original residue number in PDB)		D188 F241
Binding residue
(residue number reindexed from 1)		D187 F240
Annotation score4
Enzymatic activity
Enzyme Commision number 3.1.21.4: type II site-specific deoxyribonuclease.
Gene Ontology
Molecular Function
GO:0042802 identical protein binding
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:3n7b, PDBe:3n7b, PDBj:3n7b
PDBsum3n7b
PubMed21206063
UniProtQ9F6L0

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