SMTL ID : 7ce4.1

Tankyrase2 catalytic domain in complex with K-476

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

hetero-1-1-mer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: C.159, H.162, C.167, C.170 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.159, A:H.162, A:C.167, A:C.170

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

SO4.2: 5 residues within 4Å: Chain A: R.55, H.57, R.58, K.145, Q.148 10 PLIP interactions: 1 interactions with chain B, 9 interactions with chain A Water bridges: B:N.19, A:R.55, A:D.59, A:K.145, A:K.145 Hydrogen bonds: A:R.58, A:Q.148 Salt bridges: A:R.55, A:H.57, A:K.145 SO4.3: 4 residues within 4Å: Chain A: N.68, R.69 Chain B: P.47, E.48 6 PLIP interactions: 4 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:N.68, B:E.48 Water bridges: A:N.68, A:R.69, B:E.48 Salt bridges: A:R.69

1 x KK6: 5-[3-[[1-(6,7-dimethoxyquinazolin-4-yl)piperidin-4-yl]methyl]-2-oxidanylidene-4H-quinazolin-1-yl]-2-fluoranyl-benzenecarbonitrile(Non-covalent)

KK6.4: 22 residues within 4Å: Chain A: F.108, H.109, G.110, S.111, P.112, F.113, A.116, I.117, G.121, F.122, D.123, H.126, A.127, Y.128, G.136, I.137, Y.138, S.146, Y.149, G.152, I.153 Chain B: E.25 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:F.113, A:F.113, A:F.113, A:A.116, A:H.126, A:Y.128, A:I.137, A:Y.138, A:Y.138, A:Y.149, A:I.153 Hydrogen bonds: A:G.110, A:D.123, A:Y.138 pi-Stacking: A:H.126, A:Y.149

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.5: 7 residues within 4Å: Chain A: C.79, N.80, K.81, W.84, R.178 Chain B: Y.35, E.37 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.80, A:R.178, B:Y.35 Water bridges: A:K.77

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kinosada, H. et al., The dual pocket binding novel tankyrase inhibitor K-476 enhances the efficacy of immune checkpoint inhibitor by attracting CD8 + T cells to tumors. Am J Cancer Res (2021)

Release Date

2021-05-12

Peptides

Poly [ADP-ribose] polymerase tankyrase-2: A
Poly [ADP-ribose] polymerase tankyrase-2: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Poly [ADP-ribose] polymerase tankyrase-2

Poly [ADP-ribose] polymerase tankyrase-2

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