Structure of PDB 3dw9 Chain A Binding Site BS01

Receptor Information
>3dw9 Chain A (length=335) 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
QPLYEANVMQLLLEGKLGAPKVEFEVHTLAPEGTNAFVTYEAASLYGLAE
GVHRAIRELYVPPTAADLARRFFAFLNERMELVNG
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB3dw9 The structure of SgrAI bound to DNA; recognition of an 8 base pair target.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		R31 T33 Q36 L37 Q39 Q40 D90 N92 A93 K96 R246 S247 D248
Binding residue
(residue number reindexed from 1)		R30 T32 Q35 L36 Q38 Q39 D89 N91 A92 K95 R245 S246 D247
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:3dw9, PDBe:3dw9, PDBj:3dw9
PDBsum3dw9
PubMed18701646
UniProtQ9F6L0

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