SMTL ID : 1mx0.1 (2 other biounits)

Structure of topoisomerase subunit

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: E.40, N.44 Ligands: ANP.2 No protein-ligand interaction detected (PLIP) MG.3: 2 residues within 4Å: Chain B: N.44 Ligands: ANP.4 No protein-ligand interaction detected (PLIP)

2 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.2: 24 residues within 4Å: Chain A: E.40, N.44, A.48, D.78, G.82, I.83, A.91, F.92, Y.97, S.98, S.99, K.100, G.108, M.109, Y.110, G.111, L.112, G.113, V.114, K.115, T.172, K.429 Chain B: F.9 Ligands: MG.1 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:N.44, A:D.78, A:S.98, A:S.99, A:S.99, A:K.100, A:Y.110, A:G.111, A:L.112, A:G.113, A:V.114, A:T.172, A:K.429, A:K.429 Water bridges: A:S.45, A:S.99, A:K.100 Salt bridges: A:K.100, A:K.115 ANP.4: 24 residues within 4Å: Chain A: F.9 Chain B: E.40, N.44, A.48, D.78, G.82, I.83, A.91, F.92, Y.97, S.98, S.99, K.100, G.108, M.109, Y.110, G.111, L.112, G.113, V.114, K.115, T.172, K.429 Ligands: MG.3 21 PLIP interactions: 21 interactions with chain B Hydrogen bonds: B:N.44, B:D.78, B:S.98, B:S.99, B:S.99, B:Y.110, B:G.111, B:L.112, B:L.112, B:G.113, B:V.114, B:K.429, B:K.429 Water bridges: B:S.45, B:D.47, B:D.78, B:S.99, B:T.172, B:T.172 Salt bridges: B:K.115 pi-Cation interactions: B:K.100

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Corbett, K.D. et al., Structure of the topoisomerase VI-B subunit: implications for type II topoisomerase mechanism and evolution. Embo J. (2003)

Release Date

2003-01-07

Peptides

Type II DNA topoisomerase VI subunit B: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Type II DNA topoisomerase VI subunit B

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