SMTL ID : 6xet.1

Tubulin-RB3_SLD in complex with compound 60c

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

hetero-2-2-1-mer

Ligands

3 x GTP: GUANOSINE-5'-TRIPHOSPHATE(Non-covalent)

GTP.1: 24 residues within 4Å: Chain A: G.10, Q.11, A.12, Q.15, I.16, D.69, D.98, A.99, A.100, N.101, S.140, G.143, G.144, T.145, G.146, I.171, V.177, T.179, E.183, N.206, Y.224, N.228, I.231 Chain B: K.252 30 PLIP interactions: 30 interactions with chain A Hydrogen bonds: A:Q.11, A:Q.11, A:A.12, A:Q.15, A:D.69, A:D.98, A:D.98, A:A.99, A:A.100, A:N.101, A:N.101, A:S.140, A:G.143, A:G.144, A:T.145, A:T.145, A:G.146, A:V.177, A:E.183, A:N.206, A:N.206, A:Y.224, A:N.228, A:N.228 Water bridges: A:D.98, A:D.98, A:S.140, A:F.141 pi-Stacking: A:Y.224, A:Y.224 GTP.6: 24 residues within 4Å: Chain C: G.10, Q.11, A.12, Q.15, D.69, D.98, A.99, A.100, N.101, S.140, G.142, G.143, G.144, T.145, G.146, I.171, V.177, T.179, E.183, N.206, Y.224, N.228, I.231 Ligands: MG.7 27 PLIP interactions: 27 interactions with chain C Hydrogen bonds: C:Q.11, C:Q.11, C:A.12, C:Q.15, C:D.69, C:D.98, C:A.99, C:A.100, C:N.101, C:N.101, C:S.140, C:G.144, C:T.145, C:T.145, C:G.146, C:V.177, C:E.183, C:N.206, C:N.206, C:Y.224, C:N.228, C:N.228 Water bridges: C:Q.11, C:D.98, C:F.141 pi-Stacking: C:Y.224, C:Y.224 GTP.8: 21 residues within 4Å: Chain D: G.10, Q.11, C.12, Q.15, G.96, A.97, G.98, N.99, S.138, G.141, G.142, T.143, G.144, V.169, P.171, V.175, S.176, E.181, N.204, Y.222, N.226 25 PLIP interactions: 25 interactions with chain D Hydrogen bonds: D:Q.11, D:Q.11, D:C.12, D:A.97, D:N.99, D:N.99, D:S.138, D:G.142, D:T.143, D:T.143, D:G.144, D:E.181, D:N.204, D:N.204, D:Y.222, D:N.226, D:N.226 Water bridges: D:G.13, D:G.140, D:G.140, D:G.141, D:S.145, D:S.176 pi-Stacking: D:Y.222, D:Y.222

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

SO4.2: 3 residues within 4Å: Chain A: P.175, K.394 Chain B: N.347 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Salt bridges: A:K.394 Hydrogen bonds: B:N.347 SO4.5: 3 residues within 4Å: Chain B: T.221, G.223, R.276 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:T.221, B:T.221, B:G.223 Salt bridges: B:R.276 SO4.10: 3 residues within 4Å: Chain D: T.221, G.223, R.276 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:T.221, D:T.221 Salt bridges: D:R.276

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.3: 17 residues within 4Å: Chain B: G.10, Q.11, C.12, Q.15, S.138, G.141, G.142, T.143, G.144, V.169, P.171, V.175, D.177, E.181, N.204, Y.222, N.226 25 PLIP interactions: 25 interactions with chain B Hydrogen bonds: B:Q.11, B:Q.11, B:C.12, B:S.138, B:G.142, B:T.143, B:T.143, B:G.144, B:V.175, B:D.177, B:E.181, B:N.204, B:N.204, B:Y.222, B:N.226, B:N.226 Water bridges: B:G.13, B:D.67, B:D.67, B:L.139, B:G.140, B:G.141, B:S.145 pi-Stacking: B:Y.222, B:Y.222

2 x TU2: [3-fluoro-6-(3-hydroxy-4-methylphenyl)pyridin-2-yl](3,4,5-trimethoxyphenyl)methanone(Non-covalent)

TU2.4: 22 residues within 4Å: Chain A: N.101, T.179, A.180, V.181 Chain B: V.236, C.239, L.240, L.246, A.248, D.249, K.252, L.253, N.256, M.257, V.313, A.314, A.315, I.316, N.348, K.350, A.352, I.368 13 PLIP interactions: 10 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:L.246, B:L.246, B:A.248, B:L.253, B:N.256, B:K.350, B:K.350, A:T.179 Hydrogen bonds: B:D.249, A:T.179, A:V.181 Water bridges: B:C.239 Halogen bonds: B:L.246 TU2.9: 22 residues within 4Å: Chain C: N.101, T.179, A.180, V.181 Chain D: V.236, C.239, L.240, L.246, A.248, D.249, K.252, L.253, N.256, M.257, V.313, A.314, A.315, I.316, N.348, K.350, A.352, I.368 10 PLIP interactions: 8 interactions with chain D, 2 interactions with chain C Hydrophobic interactions: D:L.246, D:L.246, D:A.248, D:L.253, D:N.256, D:K.350, D:K.350 Hydrogen bonds: D:D.249, C:T.179, C:V.181

1 x MG: MAGNESIUM ION(Non-covalent)

MG.7: 2 residues within 4Å: Chain C: E.71 Ligands: GTP.6 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, H. et al., Design, Synthesis, and Biological Evaluation of Stable Colchicine-Binding Site Tubulin Inhibitors 6-Aryl-2-benzoyl-pyridines as Potential Anticancer Agents. J.Med.Chem. (2021)

Release Date

2021-08-25

Peptides

Tubulin alpha-1B chain: AC
Tubulin beta chain: BD
Stathmin-4: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

E
E

Tubulin alpha-1B chain

Tubulin beta chain

Stathmin-4

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