SMTL ID : 3wgw.2 (1 other biounit)

Structure of PCNA bound to a small molecule inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-trimer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: R.53, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.53 Salt bridges: A:R.53, A:K.240, A:H.246 SO4.3: 4 residues within 4Å: Chain B: R.53, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain B Water bridges: B:R.53 Salt bridges: B:R.53, B:K.240, B:H.246 SO4.5: 4 residues within 4Å: Chain C: R.53, K.240, G.245, H.246 4 PLIP interactions: 4 interactions with chain C Water bridges: C:R.53 Salt bridges: C:R.53, C:K.240, C:H.246

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

T2B.2: 10 residues within 4Å: Chain A: M.40, H.44, V.45, L.47, G.127, I.128, P.129, Q.131, P.234, Y.250 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:I.128, A:P.129, A:P.234, A:Y.250 Hydrogen bonds: A:H.44 Halogen bonds: A:G.127, A:Y.250 T2B.4: 10 residues within 4Å: Chain B: M.40, H.44, V.45, L.47, G.127, I.128, P.129, Q.131, P.234, Y.250 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.128, B:P.129, B:P.234, B:Y.250 Hydrogen bonds: B:H.44 Halogen bonds: B:G.127, B:Y.250 T2B.6: 10 residues within 4Å: Chain C: M.40, H.44, V.45, L.47, G.127, I.128, P.129, Q.131, P.234, Y.250 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:I.128, C:P.129, C:P.234, C:Y.250 Hydrogen bonds: C:H.44, C:Q.131 Halogen bonds: C:G.127, C:Y.250

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
B

B
B

C
B

Proliferating cell nuclear antigen

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