Structure of PDB 1b97 Chain B

Receptor sequence
>1b97B (length=244) Species: 562 (Escherichia coli) [Search protein sequence]
SLRSDLINALYDENQKYDVCGIISAEGKIYPLGSDTKVLSTIFELFSRPI
INKIAEKHGYIVEEPKQLNHYPDFTLYKPSEPNKKIAIDIKTTYTNKENE
KIKFTLGGYTSFIRNNTKNIVYPFDQYIAHWIIGYVYTRVATRKSSLKTY
NINELNEIPKPYKGVKVFLQDKWVIAGDLAGSGNTTNIGSIHAHYKDFVE
GKGIFDSEDEFLDYWRNYERTSQLRNDKYNNISEYRNWIYRGRK
3D structure
PDB1b97 Structural analysis of a mutational hot-spot in the EcoRV restriction endonuclease: a catalytic role for a main chain carbonyl group.
ChainB
Resolution1.9 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.1.21.4: type II site-specific deoxyribonuclease.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 dna B K38 N70 H71 S183 G184 N185 T222 S223 K37 N69 H70 S182 G183 N184 T221 S222
BS02 dna B T37 N70 K92 T94 Y95 T106 T111 S112 K119 N120 S183 T186 N188 T36 N69 K91 T93 Y94 T105 T110 S111 K118 N119 S182 T185 N187
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0004519 endonuclease activity
GO:0009036 type II site-specific deoxyribonuclease activity
GO:0046872 metal ion binding
Biological Process
GO:0009307 DNA restriction-modification system

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Molecular Function
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Biological Process
External links
PDB RCSB:1b97, PDBe:1b97, PDBj:1b97
PDBsum1b97
PubMed10446231
UniProtP04390|T2E5_ECOLX Type II restriction enzyme EcoRV (Gene Name=ecoRVR)

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