SMTL ID : 6sjy.2 (1 other biounit)

Diaminobutyrate acetyltransferase EctA from Paenibacillus lautus in complex with its product ADABA

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 4 residues within 4Å: Chain A: T.75, F.111, E.113, V.162 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:T.75, A:E.113, A:E.113 Water bridges: A:N.72, A:T.75 GOL.4: 3 residues within 4Å: Chain B: R.12, R.13, Q.103 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:R.13, B:R.13, B:Q.103, B:Q.103

2 x 9YT: (2~{S})-4-acetamido-2-azanyl-butanoic acid(Non-covalent)

9YT.2: 11 residues within 4Å: Chain A: L.32, D.33, W.79, Q.80, V.81, T.114, T.115, N.120, S.123, E.158 Chain B: Y.38 9 PLIP interactions: 8 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.81, A:T.115, B:Y.38 Hydrogen bonds: A:D.33, A:Q.80, A:V.81, A:N.120, A:S.123, A:E.158 9YT.5: 9 residues within 4Å: Chain A: Y.38 Chain B: D.33, W.79, Q.80, V.81, T.115, N.120, S.123, E.158 9 PLIP interactions: 1 interactions with chain A, 8 interactions with chain B Hydrophobic interactions: A:Y.38, B:V.81, B:T.115 Hydrogen bonds: B:W.79, B:V.81, B:E.158 Water bridges: B:S.31, B:S.31, B:N.120

1 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.3: 9 residues within 4Å: Chain A: V.83, R.88, R.89, Q.90, G.91, I.92, A.93, K.94, R.125 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:R.89, A:Q.90, A:G.91, A:I.92, A:A.93, A:K.94 Water bridges: A:R.88, A:R.125, A:R.125

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Richter, A.A. et al., The architecture of the diaminobutyrate acetyltransferase active site provides mechanistic insight into the biosynthesis of the chemical chaperone ectoine. J.Biol.Chem. (2020)

Release Date

2020-01-29

Peptides

L-2,4-diaminobutyric acid acetyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

L-2,4-diaminobutyric acid acetyltransferase

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