SMTL ID : 1ox9.4 (3 other biounits)

Crystal structure of SspB-ssrA complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

homo-dimer

Ligands

2 x ALA- ALA- ASN- ASP- GLU- ASN- TYR- ALA: ssrA(Non-covalent)

ALA-ALA-ASN-ASP-GLU-ASN-TYR-ALA.1: 16 residues within 4Å: Chain A: Y.42, R.44, I.48, V.49, L.50, N.51, R.55, A.56, V.57, G.58, N.70, A.71, R.72, F.73, G.74, G.75 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:Y.42, A:I.48, A:N.51, A:R.72, A:F.73 Hydrogen bonds: A:R.44, A:V.49, A:N.51, A:N.51, A:N.51, A:R.55, A:R.55, A:R.72, A:G.74, A:G.75 Salt bridges: A:R.72 ALA-ALA-ASN-ASP-GLU-ASN-TYR-ALA.2: 15 residues within 4Å: Chain B: Y.42, I.48, V.49, L.50, N.51, R.55, A.56, G.58, N.70, A.71, R.72, F.73, G.74, G.75, R.93 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:Y.42, B:I.48, B:N.51, B:N.70, B:A.71, B:R.72 Hydrogen bonds: B:V.49, B:N.51, B:N.51, B:R.55, B:R.55, B:N.70, B:R.72, B:G.74, B:G.75 Salt bridges: B:R.93

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Song, H.K. et al., Structural basis of degradation signal recognition by SspB, a specificity-enhancing factor for the ClpXP proteolytic machine. Mol.Cell (2003)

Release Date

2003-08-26

Peptides

Stringent starvation protein B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

Stringent starvation protein B

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