SMTL ID : 3pee.2 (1 other biounit)

Structure of the C. difficile TcdB cysteine protease domain

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-functional Binders)

CA.1: 1 residues within 4Å: Ligands: IHP.2 No protein-ligand interaction detected (PLIP)

1 x IHP: INOSITOL HEXAKISPHOSPHATE(Non-covalent)

IHP.2: 14 residues within 4Å: Chain A: R.28, R.32, Y.34, L.54, K.57, K.104, G.207, R.208, R.209, K.221, K.232, Y.234, K.249 Ligands: CA.1 36 PLIP interactions: 36 interactions with chain A Hydrogen bonds: A:R.28, A:N.151, A:R.209, A:Y.234 Water bridges: A:R.32, A:R.32, A:R.32, A:R.32, A:K.102, A:R.208, A:R.208, A:R.209, A:R.209, A:K.221, A:K.221, A:S.231, A:S.231, A:K.232, A:K.232 Salt bridges: A:R.28, A:R.32, A:R.32, A:R.32, A:K.57, A:K.57, A:K.104, A:K.104, A:R.208, A:R.209, A:K.221, A:K.221, A:K.221, A:K.232, A:K.249, A:K.249, A:K.249

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shen, A. et al., Defining an allosteric circuit in the cysteine protease domain of Clostridium difficile toxins. Nat.Struct.Mol.Biol. (2011)

Release Date

2011-02-16

Peptides

Toxin B: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Toxin B

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