SMTL ID : 2v1x.2 (1 other biounit)

Crystal structure of human RECQ-like DNA helicase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 15 residues within 4Å: Chain A: L.42, K.44, F.45, R.46, Q.49, P.67, T.68, G.69, G.70, G.71, K.72, S.73, L.74, D.332 Ligands: MG.2 24 PLIP interactions: 24 interactions with chain A Hydrogen bonds: A:K.44, A:R.46, A:R.46, A:R.46, A:Q.49, A:P.67, A:G.69, A:G.70, A:G.71, A:K.72, A:S.73, A:S.73, A:S.73, A:D.332, A:D.332 Water bridges: A:K.72, A:L.74, A:Q.100, A:Q.100, A:Q.100, A:Q.100 Salt bridges: A:K.72 pi-Cation interactions: A:R.46, A:R.46

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: D.172, E.173 Ligands: ADP.1 No protein-ligand interaction detected (PLIP)

1 x ZN: ZINC ION(Non-covalent)

ZN.3: 4 residues within 4Å: Chain A: C.406, C.424, C.428, C.431 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.406, A:C.424, A:C.428, A:C.431

5 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 5 residues within 4Å: Chain A: Q.277, H.298, A.299, T.324, A.326 Ligand excluded by PLIP CL.5: 2 residues within 4Å: Chain A: S.276, Q.277 Ligand excluded by PLIP CL.6: 4 residues within 4Å: Chain A: H.310, I.331, D.332, K.333 Ligand excluded by PLIP CL.7: 4 residues within 4Å: Chain A: P.67, T.68, Y.352, Q.353 Ligand excluded by PLIP CL.8: 4 residues within 4Å: Chain A: F.437, E.438, R.439, Q.542 Ligand excluded by PLIP

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.9: 5 residues within 4Å: Chain A: Q.245, Y.371, F.373, E.493, E.496 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.245, A:F.373, A:E.496 Water bridges: A:Q.245 EDO.10: 5 residues within 4Å: Chain A: F.377, S.381, P.465, I.520, S.521 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:F.377, A:S.381, A:S.521, A:S.521

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pike, A.C.W. et al., Structure of the Human Recq1 Helicase Reveals a Putative Strand-Separation Pin. Proc.Natl.Acad.Sci.USA (2009)

Release Date

2007-07-03

Peptides

ATP-DEPENDENT DNA HELICASE Q1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

ATP-DEPENDENT DNA HELICASE Q1

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