SMTL ID : 7ak9.1

Structure of Salmonella TacT3 toxin bound to TacA3 antitoxin C-terminal peptide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.55 Å

Oligo State

hetero-2-2-mer

Ligands

2 x COD: DEPHOSPHO COENZYME A(Non-covalent)

COD.1: 19 residues within 4Å: Chain A: C.23, G.24, D.25, L.28, A.97, V.98, Q.103, G.104, Q.105, G.106, L.107, G.108, A.109, N.137, Q.139, V.140, D.142, W.143 Chain C: K.23 16 PLIP interactions: 15 interactions with chain A, 1 interactions with chain C Hydrophobic interactions: A:D.25, A:W.143 Hydrogen bonds: A:C.23, A:V.98, A:G.104, A:G.106, A:L.107, A:G.108, A:A.109, A:N.137, A:D.142, C:K.23 Water bridges: A:M.102, A:Q.105 pi-Stacking: A:W.143, A:W.143 COD.2: 16 residues within 4Å: Chain B: C.23, G.24, D.25, L.28, A.97, V.98, Q.103, G.104, Q.105, G.106, G.108, A.109, N.137, Q.139, D.142, W.143 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:D.25, B:W.143 Hydrogen bonds: B:D.25, B:V.98, B:G.104, B:G.106, B:G.108, B:A.109, B:N.137, B:D.142, B:D.142, B:W.143 Water bridges: B:M.102, B:L.107 pi-Stacking: B:W.143

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Grabe, G.J. et al., Auxiliary interfaces support the evolution of specific toxin-antitoxin pairing. Nat.Chem.Biol. (2021)

Release Date

2021-08-18

Peptides

Acetyltransferase: AB
ABC transporter: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Acetyltransferase

ABC transporter

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