SMTL ID : 1s76.1

T7 RNA polymerase alpha beta methylene ATP elongation complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.88 Å

Oligo State

monomer

Ligands

1 x A- C- A- C- G- G- C- G- A: RNA (5'-R(P*AP*CP*AP*CP*GP*GP*CP*GP*A)-3')(Non-covalent)

A-C-A-C-G-G-C-G-A.1: 26 residues within 4Å: Chain A: T.12, C.13, G.14, C.15, C.16, G.17, G.19 Chain C: N.171, K.172, V.174, H.300, K.389, A.390, S.393, R.394, R.425, Q.435, N.437, R.746, Q.754, K.773, I.810, H.811, D.812 Ligands: APC.2, MG.4 Protein-ligand interaction information (PLIP) not available

1 x APC: DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER(Non-covalent)

APC.2: 20 residues within 4Å: Chain A: T.11, T.12 Chain C: R.425, D.537, G.538, C.540, S.541, G.542, Y.571, R.627, K.631, R.632, M.635, T.636, Y.639, H.784, D.812 Ligands: A-C-A-C-G-G-C-G-A.1, MG.3, MG.4 11 PLIP interactions: 11 interactions with chain C Hydrogen bonds: C:R.425, C:R.425, C:C.540, C:S.541, C:S.541, C:G.542, C:R.632, C:Y.639, C:D.812 Salt bridges: C:R.627, C:K.631

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 5 residues within 4Å: Chain C: D.537, G.538, D.812 Ligands: APC.2, MG.4 3 PLIP interactions: 3 interactions with chain C Metal complexes: C:D.537, C:G.538, C:D.812 MG.4: 5 residues within 4Å: Chain C: D.537, D.812 Ligands: A-C-A-C-G-G-C-G-A.1, APC.2, MG.3 2 PLIP interactions: 2 interactions with chain C Metal complexes: C:D.537, C:D.812

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yin, Y.W. et al., The structural mechanism of translocation and helicase activity in T7 RNA polymerase. Cell(Cambridge,Mass.) (2004)

Release Date

2004-03-23

Peptides

DNA-directed RNA polymerase: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

C
D

DNA-directed RNA polymerase

Related Entries With Identical Sequence