SMTL ID : 4c2d.2 (1 other biounit)

Crystal structure of the protease CtpB in an active state

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

2 x ALA- ALA- SER- LEU- SER- ALA: PEPTIDE1(Non-covalent)

ALA-ALA-SER-LEU-SER-ALA.1: 11 residues within 4Å: Chain A: G.213, Y.214, L.215, S.267, A.268, K.292, V.295, Q.296, Q.297, A.298, Y.312 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:A.268, A:A.298, A:Y.312 Hydrogen bonds: A:G.213, A:G.213, A:L.215, A:S.267, A:Q.296, A:Q.296, A:Q.296, A:A.298 ALA-ALA-SER-LEU-SER-ALA.2: 6 residues within 4Å: Chain B: G.213, Y.214, L.215, Q.296, Q.297 Ligands: GLN-THR-ALA.4 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:Y.214, B:Q.297 Hydrogen bonds: B:G.213, B:L.215, B:Q.296, B:Q.296, B:Q.297 Water bridges: B:Q.216

2 x PRO- GLN- THR- ALA: PEPTIDE2(Non-covalent)

PRO-GLN-THR-ALA.3: 11 residues within 4Å: Chain A: Q.60, F.69, G.71, I.72, G.73, A.74, V.76, F.89, L.118, V.122, R.126 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:V.76, A:F.89, A:V.122 Hydrogen bonds: A:Q.60, A:I.72, A:G.73, A:A.74, A:A.74, A:V.76, A:L.118 PRO-GLN-THR-ALA.4: 11 residues within 4Å: Chain B: F.61, P.211, G.212, G.213, S.267, A.268, K.292, Q.296, K.308 Ligands: SER-LEU-SER-ALA.2, SER-LEU-SER-ALA.2 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:F.61 Hydrogen bonds: B:S.64, B:S.64, B:G.213, B:S.267, B:A.268

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mastny, M. et al., Ctpb Assembles a Gated Protease Tunnel Regulating Cell-Cell Signaling During Spore Formation in Bacillus Subtilis. Cell(Cambridge,Mass.) (2013)

Release Date

2013-12-04

Peptides

CARBOXY-TERMINAL PROCESSING PROTEASE CTPB: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

CARBOXY-TERMINAL PROCESSING PROTEASE CTPB

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