SMTL ID : 1lb2.1

Structure of the E. coli alpha C-terminal domain of RNA polymerase in complex with CAP and DNA

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.10 Å

Oligo State

hetero-2-4-mer

Ligands

2 x CMP: ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE(Non-covalent)

CMP.1: 18 residues within 4Å: Chain C: I.30, V.49, L.61, S.62, I.70, G.71, E.72, L.73, G.74, R.82, S.83, A.84, V.86, Y.99, R.123, T.127 Chain H: L.124, S.128 11 PLIP interactions: 10 interactions with chain C, 1 interactions with chain H Hydrogen bonds: C:G.71, C:E.72, C:E.72, C:L.73, C:G.74, C:S.83, C:S.83, C:R.123, C:T.127, H:S.128 Salt bridges: C:R.82 CMP.2: 18 residues within 4Å: Chain C: L.124, S.128 Chain H: I.30, V.49, L.61, S.62, I.70, G.71, E.72, L.73, G.74, R.82, S.83, A.84, V.86, Y.99, R.123, T.127 13 PLIP interactions: 12 interactions with chain H, 1 interactions with chain C Hydrogen bonds: H:G.71, H:E.72, H:E.72, H:L.73, H:G.74, H:S.83, H:S.83, H:Y.99, H:R.123, H:T.127, H:T.127, C:S.128 Salt bridges: H:R.82

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Benoff, B. et al., Structural basis of transcription activation: the CAP-alpha CTD-DNA complex. Science (2002)

Release Date

2002-09-06

Peptides

CATABOLITE GENE ACTIVATOR PROTEIN: CH
DNA-directed RNA polymerase alpha chain: DEIJ

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

C
A

H
A

D
B

E
E

I
B

J
E

CATABOLITE GENE ACTIVATOR PROTEIN

DNA-directed RNA polymerase alpha chain

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