Structure of PDB 3v21 Chain D Binding Site BS02

Receptor Information
>3v21 Chain D (length=289) Species: 1422 (Geobacillus stearothermophilus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NLTNSNCVEEYKENGKTKIRIKPFNALIELYHHQTPTGSIKENLDKLENY
VKDVVKAKGLAIPTSGAFSNTRGTWFEVMIAIQSWNYRVKRELNDYLIIK
MPNVKTFDFRKIFDNETREKLHQLEKSLLTHKQQVRLITSNPDLLIIRQK
DLIKSEYNLPINKLTHENIDVALTLFKDIEGKCKWDSLVAGVGLKTSLRP
DRRLQLVHEGNILKSLFAHLKMAYWNPKAEFKYYGASSEPVSKADDDALQ
TAATHTIVNVNSTPERAVDDIFSLTSFEDIDKMLDQIIK
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB3v21 Structural mechanisms of the degenerate sequence recognition by Bse634I restriction endonuclease.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		S68 S72 R75 G76 N106 V107 K108 S143 D146 K198 T199 S200 R202 R205
Binding residue
(residue number reindexed from 1)		S65 S69 R72 G73 N103 V104 K105 S140 D143 K195 T196 S197 R199 R202
Enzymatic activity
Catalytic site (original residue number in PDB) E80 D146 K198 E212
Catalytic site (residue number reindexed from 1) E77 D143 K195 E209
Enzyme Commision number 3.1.21.4: type II site-specific deoxyribonuclease.
Gene Ontology
Molecular Function
GO:0004519 endonuclease activity
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:3v21, PDBe:3v21, PDBj:3v21
PDBsum3v21
PubMed22495930
UniProtQ8RT53

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