SMTL ID : 9hq4.1

TTLL11 bound to microtubule

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-1-mer

Ligands

4 x G2P: PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER(Non-covalent)

G2P.1: 22 residues within 4Å: Chain A: G.10, Q.11, A.12, Q.15, D.98, A.99, A.100, N.101, S.140, G.143, T.145, G.146, I.171, T.179, E.183, N.206, Y.224, L.227, N.228 Chain B: L.246, K.252 Ligands: MG.2 17 PLIP interactions: 16 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:Q.11, A:A.99, A:A.100, A:N.101, A:S.140, A:T.145, A:T.145, A:G.146, A:T.179, A:E.183, A:N.206, A:N.206, A:N.228, A:N.228 pi-Stacking: A:Y.224 pi-Cation interactions: A:Y.224 Salt bridges: B:K.252 G2P.3: 17 residues within 4Å: Chain B: G.10, Q.11, C.12, Q.15, G.96, G.98, N.99, S.138, G.141, G.142, T.143, G.144, D.177, N.204, Y.222, N.226 Ligands: MG.4 16 PLIP interactions: 16 interactions with chain B Hydrogen bonds: B:Q.11, B:Q.11, B:C.12, B:G.98, B:S.138, B:G.142, B:T.143, B:T.143, B:G.144, B:D.177, B:N.204, B:N.204, B:N.226 pi-Stacking: B:Y.222, B:Y.222 pi-Cation interactions: B:Y.222 G2P.6: 24 residues within 4Å: Chain C: G.10, Q.11, A.12, Q.15, E.71, D.98, A.99, A.100, N.101, S.140, G.142, G.143, G.144, T.145, G.146, I.171, T.179, E.183, N.206, Y.224, L.227, N.228 Chain D: K.252 Ligands: MG.7 21 PLIP interactions: 20 interactions with chain C, 1 interactions with chain D Hydrogen bonds: C:Q.11, C:A.12, C:Q.15, C:D.98, C:A.99, C:N.101, C:S.140, C:G.144, C:T.145, C:T.145, C:G.146, C:T.179, C:E.183, C:N.206, C:N.206, C:N.228, C:N.228 pi-Stacking: C:Y.224, C:Y.224 pi-Cation interactions: C:Y.224 Salt bridges: D:K.252 G2P.8: 17 residues within 4Å: Chain D: G.10, Q.11, C.12, Q.15, G.96, G.98, N.99, S.138, G.141, G.142, T.143, G.144, D.177, N.204, Y.222, N.226 Ligands: MG.9 15 PLIP interactions: 15 interactions with chain D Hydrogen bonds: D:Q.11, D:C.12, D:G.96, D:S.138, D:G.142, D:T.143, D:G.144, D:D.177, D:D.177, D:N.204, D:N.204, D:N.226, D:N.226 pi-Stacking: D:Y.222, D:Y.222

4 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.2: 2 residues within 4Å: Chain B: K.252 Ligands: G2P.1 No protein-ligand interaction detected (PLIP) MG.4: 1 residues within 4Å: Ligands: G2P.3 No protein-ligand interaction detected (PLIP) MG.7: 3 residues within 4Å: Chain C: Q.11, E.71 Ligands: G2P.6 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:E.71 MG.9: 2 residues within 4Å: Chain D: E.69 Ligands: G2P.8 No protein-ligand interaction detected (PLIP)

2 x TA1: TAXOL(Non-covalent)

TA1.5: 18 residues within 4Å: Chain B: E.22, V.23, D.26, L.215, D.224, H.227, L.228, A.231, F.270, P.272, L.273, T.274, S.275, R.276, Q.279, P.358, R.359, L.361 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:E.22, B:V.23, B:V.23, B:D.26, B:L.215, B:L.228, B:A.231, B:F.270, B:F.270, B:L.273, B:P.358 Hydrogen bonds: B:T.274, B:T.274, B:S.275, B:Q.279, B:R.359 Salt bridges: B:H.227, B:R.276 TA1.10: 19 residues within 4Å: Chain D: V.23, D.26, L.215, L.217, D.224, H.227, L.228, A.231, S.234, F.270, P.272, L.273, T.274, S.275, R.276, R.318, P.358, R.359, G.360 15 PLIP interactions: 15 interactions with chain D Hydrophobic interactions: D:V.23, D:D.26, D:L.215, D:L.217, D:D.224, D:H.227, D:L.228, D:F.270, D:L.273, D:T.274, D:P.358 Hydrogen bonds: D:T.274, D:T.274, D:R.359 Salt bridges: D:R.276

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Campbell, J. et al., Mechanistic insights into TTLL11 polyglutamylase-mediated primary tubulin chain elongation. Sci Adv (2025)

Release Date

2025-09-17

Peptides

Tubulin alpha-1B chain: AC
Tubulin beta chain: BD
Tubulin polyglutamylase TTLL11: 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

Tubulin polyglutamylase TTLL11

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