SMTL ID : 5mtw.1

Mycobacterium tuberculosis Rv1957 SecB-like chaperone in complex with a ChAD peptide from Rv1956 HigA1 antitoxin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.84 Å

Oligo State

hetero-4-3-mer

Ligands

2 x DMS: DIMETHYL SULFOXIDE(Non-functional Binders)

DMS.1: 5 residues within 4Å: Chain A: R.145, Y.149 Chain D: G.153, R.154 Chain E: R.7 4 PLIP interactions: 1 interactions with chain E, 3 interactions with chain A Hydrogen bonds: E:R.7, A:R.145, A:R.145 pi-Cation interactions: A:Y.149 DMS.4: 7 residues within 4Å: Chain A: G.153, R.154 Chain D: R.145, E.146, Y.149, T.161 Chain F: R.7 2 PLIP interactions: 1 interactions with chain F, 1 interactions with chain D Hydrogen bonds: F:R.7 pi-Cation interactions: D:Y.149

3 x CA: CALCIUM ION(Non-covalent)

CA.2: 3 residues within 4Å: Chain B: S.68, D.113, Y.114 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:S.68, B:S.68, B:D.113, B:Y.114 CA.3: 2 residues within 4Å: Chain C: S.68, Y.114 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:S.68, C:S.68, C:Y.114 CA.5: 3 residues within 4Å: Chain D: S.68, D.113, Y.114 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:S.68, D:S.68, D:D.113, D:Y.114

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guillet, V. et al., Structural insights into chaperone addiction of toxin-antitoxin systems. Nat Commun (2019)

Release Date

2018-10-24

Peptides

SecB-like chaperone Rv1957: ABCD
Antitoxin HigA1: EFG

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

C
A

D
B

E
E

F
F

G
G

SecB-like chaperone Rv1957

Antitoxin HigA1