7T20 image
Deposition Date 2021-12-02
Release Date 2022-12-14
Last Version Date 2024-06-05
Entry Detail
PDB ID:
7T20
Keywords:
REPLICATION/DNA
Title:
E. coli DnaB bound to ssDNA and AMPPNP
Biological Source:
Source Organism:
Escherichia coli K-12 (Taxon ID: 83333)
Escherichia coli (Taxon ID: 562)
Host Organism:
Escherichia coli BL21(DE3)
Method Details:
Experimental Method:
ELECTRON MICROSCOPY
Resolution:
4.70 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
7T20 validation report
Macromolecular Entities
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Replicative DNA helicase
Gene (Uniprot):dnaB
Chain IDs:A, B, C, D, E, F
Chain Length:471
Number of Molecules:6
Biological Source:Escherichia coli K-12
UniProt ID:P0ACB0 Pfam ID:PF00772, PF03796
Polymer Type:polydeoxyribonucleotide
Molecule:DNA (5'-D(*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*T)-3')
Chain IDs:G (auth: M)
Chain Length:20
Number of Molecules:1
Biological Source:Escherichia coli
Ligand Molecules
ANP
MG
Primary Citation
Sequence of conformation changes of DnaB helicase during DNA unwinding and priming in Escherichia coli
To Be Published ? ? ? (?)
Primary Citation of related structures
7T20