SMTL ID : 5ywt.1

Crystal structure of TREX1 in complex with a duplex DNA with 3' overhang

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 9 residues within 4Å: Chain A: D.52, L.53, E.54, H.229, T.230, A.231, D.234 Chain B: T.9 Ligands: MG.4 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.52, A:D.52, A:E.54, A:D.234 MG.4: 5 residues within 4Å: Chain A: D.52, L.53 Chain B: T.8, T.9 Ligands: MG.1 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.52, H2O.2, H2O.2, H2O.8 MG.5: 8 residues within 4Å: Chain C: D.52, L.53, E.54, H.229, A.231, D.234 Chain D: T.6 Ligands: MG.7 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:D.52, C:D.52, C:E.54, C:D.234 MG.7: 4 residues within 4Å: Chain C: D.52 Chain D: C.5, T.6 Ligands: MG.5 4 PLIP interactions: 1 interactions with chain C, 3 Ligand-Water interactions Metal complexes: C:D.52, H2O.14, H2O.15, H2O.19

3 x CO: COBALT (II) ION(Non-covalent)

CO.2: 4 residues within 4Å: Chain A: K.245, P.246, Q.247, A.248 No protein-ligand interaction detected (PLIP) CO.3: 3 residues within 4Å: Chain A: Q.46, H.74, P.150 No protein-ligand interaction detected (PLIP) CO.6: 3 residues within 4Å: Chain C: S.112, P.113, G.114 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, K.W. et al., Structural basis for overhang excision and terminal unwinding of DNA duplexes by TREX1. PLoS Biol. (2018)

Release Date

2018-05-23

Peptides

Three-prime repair exonuclease 1: AC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
B

Three-prime repair exonuclease 1

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