SMTL ID : 4xaf.1

Cycles of destabilization and repair underlie evolutionary transitions in enzymes

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.66 Å

Oligo State

homo-dimer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: H.23, H.25, K.137, D.269 Ligands: ZN.2, CAC.3 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.23, A:H.25, A:D.269 ZN.2: 6 residues within 4Å: Chain A: W.99, K.137, H.169, H.198 Ligands: ZN.1, CAC.3 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:H.169, A:H.198 ZN.6: 6 residues within 4Å: Chain B: H.23, H.25, K.137, D.269 Ligands: CAC.5, ZN.7 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.23, B:H.25, B:D.269 ZN.7: 5 residues within 4Å: Chain B: K.137, H.169, H.198 Ligands: CAC.5, ZN.6 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:H.169, B:H.198

2 x CAC: CACODYLATE ION(Non-covalent)

CAC.3: 12 residues within 4Å: Chain A: H.23, H.25, L.74, W.99, K.137, H.169, H.198, R.222, L.239, D.269 Ligands: ZN.1, ZN.2 No protein-ligand interaction detected (PLIP) CAC.5: 10 residues within 4Å: Chain B: H.23, H.25, L.74, W.99, K.137, H.169, H.198, D.269 Ligands: ZN.6, ZN.7 No protein-ligand interaction detected (PLIP)

2 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.4: 4 residues within 4Å: Chain A: F.19, R.305, Q.311, T.318 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.19 Hydrogen bonds: A:T.318 Water bridges: A:F.19 MPD.8: 5 residues within 4Å: Chain B: F.19, Q.311, L.314, A.315, T.318 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:L.314, B:A.315

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Campbell, E. et al., The role of protein dynamics in the evolution of new enzyme function. Nat.Chem.Biol. (2016)

Release Date

2015-12-16

Peptides

Phosphotriesterase variant PTE-R1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
G

Phosphotriesterase variant PTE-R1