SMTL ID : 5efz.1 (2 other biounits)

Monoclinic structure of the acetyl esterase MekB

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.82 Å

Oligo State

homo-dimer

Ligands

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

EDO.1: 5 residues within 4Å: Chain A: Y.17, F.25, G.102, L.103, N.109 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.17, A:N.109 Water bridges: A:E.19 EDO.2: 5 residues within 4Å: Chain A: D.311, L.314, S.315, K.318 Chain B: R.234 1 PLIP interactions: 1 interactions with chain B Water bridges: B:R.234 EDO.3: 4 residues within 4Å: Chain A: S.59, K.169, R.170, A.360 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.59 EDO.4: 7 residues within 4Å: Chain A: T.196, T.197, D.198, P.199, F.201, Q.202, A.203 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.197, A:A.203 EDO.5: 5 residues within 4Å: Chain A: R.179, N.180, S.181, F.185, Q.274 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.180, A:S.181 EDO.6: 7 residues within 4Å: Chain A: A.107, G.116, P.117, F.119, N.264, L.267, T.268 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.119, A:N.264, A:T.268 EDO.7: 7 residues within 4Å: Chain A: T.177, R.179, S.181, L.286, D.312, S.315, E.316 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:E.316 Water bridges: A:T.177, A:T.177, A:R.179, A:R.179 EDO.10: 3 residues within 4Å: Chain B: R.84, A.342, D.346 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.84, B:D.346 EDO.11: 3 residues within 4Å: Chain B: R.39, C.40, S.113 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.39, B:C.40, B:S.113 EDO.12: 1 residues within 4Å: Chain B: K.58 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.58 EDO.13: 2 residues within 4Å: Chain B: S.303, H.304 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.303 EDO.14: 2 residues within 4Å: Chain B: W.271, R.275 1 PLIP interactions: 1 interactions with chain B Water bridges: B:R.123

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 2 residues within 4Å: Chain A: A.200, R.207 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.207, A:R.207

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.9: 6 residues within 4Å: Chain A: W.67, Y.68, S.151, M.152, W.223, H.334 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:W.67, A:Y.68 Hydrogen bonds: A:Y.68, A:S.151, A:M.152 Salt bridges: A:H.334 ACT.15: 6 residues within 4Å: Chain B: W.67, Y.68, S.151, M.152, W.223, H.334 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:W.67, B:Y.68 Hydrogen bonds: B:Y.68, B:S.151, B:M.152 Salt bridges: B:H.334

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tolzer, C. et al., A novel esterase subfamily with alpha / beta-hydrolase fold suggested by structures of two bacterial enzymes homologous to l-homoserine O-acetyl transferases. Febs Lett. (2016)

Release Date

2015-12-16

Peptides

Homoserine O-acetyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Homoserine O-acetyltransferase

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