SMTL ID : 6mxx.3 (4 other biounits)

Structure of 53BP1 tandem Tudor domains in complex with small molecule UNC2991

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

1 x K6P: N-[3-(tert-butylamino)propyl]-3-iodobenzamide(Non-covalent)

K6P.1: 15 residues within 4Å: Chain A: W.15, Y.22, F.39, D.40, D.41, Y.43, L.67, M.104 Chain B: W.15, Y.22, F.39, D.40, D.41, Y.43, M.104 10 PLIP interactions: 5 interactions with chain A, 5 interactions with chain B Hydrophobic interactions: A:W.15, A:D.41, A:Y.43, B:W.15, B:F.39, B:D.41 Hydrogen bonds: A:D.41, A:D.41, B:D.41, B:D.41

4 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.2: 7 residues within 4Å: Chain A: S.68, K.99, W.100, Y.101 Chain B: E.87, Y.89, K.102 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:W.100, A:Y.101, A:Y.101, B:E.87 Water bridges: A:K.99, B:K.102 Salt bridges: B:K.102 PO4.3: 4 residues within 4Å: Chain A: R.82, E.84, Y.89, W.100 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.82 PO4.4: 7 residues within 4Å: Chain A: E.87, Y.89, K.102 Chain B: S.68, K.99, W.100, Y.101 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:W.100, A:Y.89 Water bridges: B:W.100 Salt bridges: A:K.102 PO4.5: 4 residues within 4Å: Chain B: R.82, E.84, Y.89, W.100 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:R.82

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cui, G. et al., An autoinhibited state of 53BP1 revealed by small molecule antagonists and protein engineering. Nat Commun (2023)

Release Date

2019-11-27

Peptides

TP53-binding protein 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

TP53-binding protein 1

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