SMTL ID : 1mj2.1

METHIONINE REPRESSOR MUTANT (Q44K) PLUS COREPRESSOR (S-ADENOSYL METHIONINE) COMPLEXED TO A CONSENSUS OPERATOR SEQUENCE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

4 x SAM: S-ADENOSYLMETHIONINE(Non-covalent)

SAM.1: 14 residues within 4Å: Chain C: F.61, H.63, A.64, F.65, G.67 Chain D: E.39, R.42, R.43, L.56, E.59, A.60, H.63, L.70, P.71 9 PLIP interactions: 8 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:E.39, D:R.42, D:R.43, D:L.56, D:A.60, D:H.63, C:F.65 Water bridges: D:E.39 Salt bridges: D:H.63 SAM.2: 14 residues within 4Å: Chain C: E.39, R.42, R.43, L.56, E.59, A.60, H.63, L.70, P.71 Chain D: F.61, H.63, A.64, F.65, G.67 8 PLIP interactions: 1 interactions with chain D, 7 interactions with chain C Hydrogen bonds: D:F.65, C:R.42, C:R.43, C:L.56, C:E.59, C:A.60, C:H.63 Salt bridges: C:H.63 SAM.4: 14 residues within 4Å: Chain E: E.39, R.42, R.43, L.56, E.59, A.60, H.63, L.70, P.71 Chain F: F.61, H.63, A.64, F.65, G.67 9 PLIP interactions: 8 interactions with chain E, 1 interactions with chain F Hydrogen bonds: E:E.39, E:R.43, E:L.56, E:A.60, E:H.63, F:F.65 Water bridges: E:E.39, E:R.42 Salt bridges: E:H.63 SAM.5: 14 residues within 4Å: Chain E: F.61, H.63, A.64, F.65, G.67 Chain F: E.39, R.42, R.43, L.56, E.59, A.60, H.63, L.70, P.71 8 PLIP interactions: 7 interactions with chain F, 1 interactions with chain E Hydrogen bonds: F:R.42, F:R.43, F:L.56, F:E.59, F:A.60, F:H.63, E:F.65 Salt bridges: F:H.63

1 x CA: CALCIUM ION(Non-covalent)

CA.3: 2 residues within 4Å: Chain D: E.90, E.94 4 PLIP interactions: 3 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:E.90, D:E.90, D:E.94, H2O.5

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Garvie, C.W. et al., Direct and indirect readout in mutant Met repressor-operator complexes. Structure Fold.Des. (2000)

Release Date

1999-08-02

Peptides

PROTEIN (METHIONINE REPRESSOR): CDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

C
A

D
B

E
C

F
D

PROTEIN (METHIONINE REPRESSOR)

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