SMTL ID : 1kru.1

Galactoside Acetyltransferase in Complex with IPTG and Coenzyme A

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-trimer

Ligands

3 x COA: COENZYME A(Non-covalent)

COA.1: 19 residues within 4Å: Chain A: A.105, P.106, W.139, G.141, S.142, G.159, A.160, A.175, R.183 Chain B: S.111, T.113, H.115, N.147, T.165, K.166, V.177, P.178, R.180 Ligands: IPT.6 15 PLIP interactions: 6 interactions with chain A, 9 interactions with chain B Hydrophobic interactions: A:W.139, A:W.139 Hydrogen bonds: A:S.142, A:A.160, A:A.160, B:S.111, B:T.113, B:T.165, B:T.165, B:R.180 Salt bridges: A:R.183, B:K.166 Water bridges: B:Y.128, B:R.180, B:R.180 COA.5: 20 residues within 4Å: Chain B: A.105, P.106, W.139, G.141, S.142, G.159, A.160, A.175, R.183 Chain C: S.111, T.113, H.115, N.147, I.163, T.165, K.166, V.177, P.178, R.180 Ligands: IPT.9 18 PLIP interactions: 9 interactions with chain B, 9 interactions with chain C Hydrophobic interactions: B:W.139, B:W.139 Hydrogen bonds: B:S.142, B:A.160, B:A.160, C:S.111, C:T.113, C:T.165, C:T.165, C:R.180 Water bridges: B:R.183, B:R.183, B:K.195, C:K.166, C:K.166, C:K.166 Salt bridges: B:R.183, C:K.166 COA.8: 18 residues within 4Å: Chain A: S.111, T.113, H.115, N.147, T.165, K.166, V.177, P.178, R.180 Chain C: A.105, W.139, G.141, S.142, G.159, A.160, A.175, R.183 Ligands: IPT.2 13 PLIP interactions: 5 interactions with chain A, 8 interactions with chain C Hydrogen bonds: A:S.111, A:T.113, A:T.165, A:R.180, C:S.142, C:A.160, C:A.160, C:G.176 Salt bridges: A:K.166, C:R.183 Hydrophobic interactions: C:W.139, C:W.139 Water bridges: C:K.195

6 x IPT: 1-methylethyl 1-thio-beta-D-galactopyranoside(Non-covalent)

IPT.2: 12 residues within 4Å: Chain A: D.17, R.26, S.71, V.91, D.93, T.113, H.115, M.127 Chain C: Y.83, N.85, L.103 Ligands: COA.8 7 PLIP interactions: 3 interactions with chain C, 4 interactions with chain A Hydrophobic interactions: C:Y.83, C:L.103 Hydrogen bonds: C:N.85, A:D.17, A:D.17, A:S.71, A:D.93 IPT.3: 4 residues within 4Å: Chain A: W.63, Y.83 Chain B: R.26 Ligands: IPT.6 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:W.63 Hydrogen bonds: A:Y.83, B:R.26 Water bridges: B:K.30 IPT.4: 6 residues within 4Å: Chain A: P.23, R.26, L.27 Chain C: W.63, E.65, Y.83 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain A Hydrophobic interactions: C:W.63 Hydrogen bonds: C:Y.83, A:R.26 IPT.6: 12 residues within 4Å: Chain A: Y.83, N.85, L.103 Chain B: D.17, S.71, V.91, D.93, T.113, H.115, M.127 Ligands: COA.1, IPT.3 8 PLIP interactions: 3 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:Y.83, A:L.103 Hydrogen bonds: A:N.85, B:D.17, B:D.17, B:S.71, B:D.93, B:T.113 IPT.7: 5 residues within 4Å: Chain B: W.63, Y.83 Chain C: P.23, R.26 Ligands: IPT.9 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain B Hydrogen bonds: C:R.26, B:Y.83 Water bridges: C:K.30 Hydrophobic interactions: B:W.63 IPT.9: 13 residues within 4Å: Chain B: Y.83, N.85, L.103 Chain C: D.17, R.26, S.71, V.91, D.93, T.113, H.115, M.127 Ligands: COA.5, IPT.7 7 PLIP interactions: 3 interactions with chain B, 4 interactions with chain C Hydrophobic interactions: B:Y.83, B:L.103 Hydrogen bonds: B:N.85, C:D.17, C:S.71, C:D.93 Water bridges: C:K.30

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, X.G. et al., Structure of the lac operon galactoside acetyltransferase. Structure (2002)

Release Date

2002-04-10

Peptides

GALACTOSIDE O-ACETYLTRANSFERASE: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

GALACTOSIDE O-ACETYLTRANSFERASE

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