Brand  (β version)

PDB ID: 1CR2

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Ligands
Code Name Style Show Link
DTP 2'-deoxyadenosine 5'-triphosphate PoSSuM
SO4 Sulfate ion PoSSuM
Non-standard Residues
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Glycosylation
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Structure summary

Code : 1CR2   PDBj   RCSB PDB   PDBe
Header : TRANSFERASE
Title : CRYSTAL STRUCTURE OF THE HELICASE DOMAIN OF THE GENE 4 PROTEIN OF BACTERIOPHAGE T7: COMPLEX WITH DATP
Release Data : 1999-11-10
Compound :
mol_id molecule chains
1 DNA PRIMASE/HELICASE A
ec: 2.7.7.-
fragment: HELICASE DOMAIN
Source :
mol_id organism_scientific expression_system
1 Enterobacteria phage T7  (taxid:10760) Escherichia coli  (taxid:562)
expression_system_plasmid: PET17B
Authors : Sawaya, M.R., Guo, S., Tabor, S., Richardson, C.C., Ellenberger, T.
Keywords : RECA-TYPE PROTEIN FOLD, TRANSFERASE
Exp. method : X-RAY DIFFRACTION ( 2.30 Å )
Citation :

Crystal structure of the helicase domain from the replicative helicase-primase of bacteriophage T7.

Sawaya, M.R.,Guo, S.,Tabor, S.  et al.
(1999)  Cell(Cambridge,Mass.)  99 : 167 - 177

PubMed: 10535735
DOI: 10.1016/S0092-8674(00)81648-7

Reaction

Chain : A
UniProt : P03692 (HELIC_BPT7)
Reaction: EC: Evidence:
Physiological Direction:
ATP + H2O = ADP + phosphate + H(+) 3.6.4.12 HAMAP-Rule:MF_04154, PubMed:2829184, PubMed:9185573
-
Cofactor: Evidence: Note:
Mg(2+) ECO:0000255 | HAMAP-Rule:MF_04154
ECO:0000269 | PubMed:12769857
Binds 2 Mg(2+), one of which is catalytic.