SMTL ID : 6n7w.1

Structure of bacteriophage T7 leading-strand DNA polymerase (D5A/E7A)/Trx in complex with a DNA fork and incoming dTTP (from multiple lead complexes)

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: D.475, A.476, D.654 Ligands: TTP.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:D.475, A:A.476, A:D.654

1 x TTP: THYMIDINE-5'-TRIPHOSPHATE(Non-covalent)

TTP.2: 15 residues within 4Å: Chain A: R.429, D.475, A.476, S.477, G.478, E.480, H.506, R.518, K.522, Y.526, D.654 Chain C: A.25 Chain D: A.51, T.52 Ligands: MG.1 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:Y.526, A:Y.526 Hydrogen bonds: A:R.429, A:R.429, A:A.476, A:G.478, A:L.479, A:E.480, A:Y.526 Salt bridges: A:H.506, A:R.518, A:K.522, A:K.522, A:K.522

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gao, Y. et al., Structures and operating principles of the replisome. Science (2019)

Release Date

2019-03-06

Peptides

DNA-directed DNA polymerase: A
TrxA: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
H

B
I

DNA-directed DNA polymerase

TrxA

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