SMTL ID : 3wgw.1 (1 other biounit)

Structure of PCNA bound to a small molecule inhibitor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-trimer

Ligands

6 x T2B: 4-{4-[(2S)-2-amino-3-hydroxypropyl]-2,6-diiodophenoxy}phenol(Non-covalent)

T2B.1: 11 residues within 4Å: Chain A: M.40, H.44, V.45, L.47, E.124, L.126, G.127, I.128, P.129, P.234, Y.250 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:L.126, A:I.128, A:P.129, A:P.234, A:Y.250 Hydrogen bonds: A:H.44, A:E.124 Halogen bonds: A:G.127, A:Y.250 T2B.3: 9 residues within 4Å: Chain A: D.165, G.166, V.167, K.168, K.181, L.182, S.183 Chain C: Q.108, E.109 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:K.181, A:K.181 Water bridges: A:K.181 Halogen bonds: A:K.181 T2B.4: 11 residues within 4Å: Chain B: M.40, H.44, V.45, L.47, E.124, L.126, G.127, I.128, P.129, P.234, Y.250 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:L.126, B:I.128, B:P.129, B:P.234, B:Y.250 Hydrogen bonds: B:H.44, B:E.124 Halogen bonds: B:G.127, B:Y.250 T2B.6: 9 residues within 4Å: Chain A: Q.108, E.109 Chain B: D.165, G.166, V.167, K.168, K.181, L.182, S.183 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:K.181, B:K.181 Water bridges: B:K.181 Halogen bonds: B:K.181 T2B.7: 11 residues within 4Å: Chain C: M.40, H.44, V.45, L.47, E.124, L.126, G.127, I.128, P.129, P.234, Y.250 9 PLIP interactions: 9 interactions with chain C Hydrophobic interactions: C:L.126, C:I.128, C:P.129, C:P.234, C:Y.250 Hydrogen bonds: C:H.44, C:E.124 Halogen bonds: C:G.127, C:Y.250 T2B.9: 9 residues within 4Å: Chain B: Q.108, E.109 Chain C: D.165, G.166, V.167, K.168, K.181, L.182, S.183 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:K.181, C:K.181 Water bridges: C:K.181 Halogen bonds: C:K.181

3 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 5 residues within 4Å: Chain A: R.53, E.238, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.238 Water bridges: A:R.53 Salt bridges: A:R.53, A:H.246 SO4.5: 5 residues within 4Å: Chain B: R.53, E.238, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:E.238 Water bridges: B:R.53 Salt bridges: B:R.53, B:H.246 SO4.8: 5 residues within 4Å: Chain C: R.53, E.238, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:E.238 Water bridges: C:R.53 Salt bridges: C:R.53, C:H.246

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Inoue, A. et al., A small molecule inhibitor of monoubiquitinated Proliferating Cell Nuclear Antigen (PCNA) inhibits repair of interstrand DNA cross-link, enhances DNA double strand break, and sensitizes cancer cells to cisplatin. J.Biol.Chem. (2014)

Release Date

2014-02-05

Peptides

Proliferating cell nuclear antigen: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

C
A

Proliferating cell nuclear antigen

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