SMTL ID : 1tid.1

Crystal Structures of the ADP and ATP bound forms of the Bacillus Anti-sigma factor SpoIIAB in complex with the Anti-anti-sigma SpoIIAA: Poised for phosphorylation complex with ATP, crystal form I

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-2-2-mer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: N.50, G.109 Ligands: ATP.2 No protein-ligand interaction detected (PLIP) MG.3: 2 residues within 4Å: Chain C: N.50 Ligands: ATP.4 No protein-ligand interaction detected (PLIP)

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.2: 21 residues within 4Å: Chain A: E.46, N.50, A.51, H.54, D.81, V.84, G.85, I.86, A.92, F.97, T.98, T.99, R.105, S.106, G.107, M.108, G.109, F.110, T.130 Chain B: A.61 Ligands: MG.1 18 PLIP interactions: 18 interactions with chain A Hydrogen bonds: A:D.81, A:D.81, A:F.97, A:T.98, A:T.98, A:T.99, A:T.99, A:S.106, A:G.107, A:G.109, A:F.110 Water bridges: A:E.46, A:E.46, A:N.50, A:R.105 Salt bridges: A:H.54, A:R.105 pi-Cation interactions: A:H.54 ATP.4: 21 residues within 4Å: Chain C: E.46, N.50, A.51, H.54, G.55, D.81, G.85, I.86, A.92, F.97, T.98, T.99, R.105, S.106, G.107, M.108, G.109, F.110, T.130 Chain D: A.61 Ligands: MG.3 19 PLIP interactions: 18 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:N.50, C:D.81, C:F.97, C:T.98, C:T.99, C:T.99, C:S.106, C:G.107, C:G.107, C:G.109, C:F.110, C:T.130, D:A.61 Water bridges: C:G.85, C:R.105, C:T.111 Salt bridges: C:H.54, C:R.105 pi-Cation interactions: C:H.54

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Masuda, S. et al., Crystal Structures of the ADP and ATP Bound Forms of the Bacillus Anti-sigma Factor SpoIIAB in Complex with the Anti-anti-sigma SpoIIAA. J.Mol.Biol. (2004)

Release Date

2004-06-15

Peptides

Anti-sigma F factor: AC
Anti-sigma F factor antagonist: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Anti-sigma F factor

Anti-sigma F factor antagonist

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