SMTL ID : 7q1f.2 (1 other biounit)

CPAP:TUBULIN:IE5 ALPHAREP COMPLEX

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.35 Å

Oligo State

hetero-1-1-2-1-mer

Ligands

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

GTP.1: 28 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.142, G.143, G.144, T.145, G.146, I.171, V.177, S.178, T.179, E.183, N.206, Y.224, L.227, N.228, I.231 Chain B: K.252 Ligands: MG.2 31 PLIP interactions: 27 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:Q.11, A:Q.11, A:A.12, A:Q.15, A:D.69, A:D.98, A:A.99, A:N.101, A:S.140, A:G.143, A:G.144, A:T.145, A:T.145, A:G.146, A:N.206, A:N.206, A:Y.224, A:Y.224, A:N.228, A:N.228 Water bridges: A:G.13, A:F.141, A:A.174, A:T.179, A:T.179, B:K.252, B:K.252, B:K.252 pi-Stacking: A:Y.224, A:Y.224 Salt bridges: B:K.252

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 2 residues within 4Å: Chain B: K.252 Ligands: GTP.1 No protein-ligand interaction detected (PLIP)

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

SO4.3: 6 residues within 4Å: Chain A: N.216, A.273, P.274, V.275, I.276, N.300 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.216, A:V.275, A:N.300, A:N.300

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

GDP.4: 24 residues within 4Å: Chain B: G.10, Q.11, C.12, Q.15, I.16, N.99, S.138, G.140, G.141, G.142, T.143, G.144, V.169, P.171, V.175, S.176, E.181, N.204, L.207, Y.222, L.225, N.226, V.229 Chain E: R.7 18 PLIP interactions: 16 interactions with chain B, 2 interactions with chain E Hydrogen bonds: B:Q.11, B:Q.11, B:C.12, B:S.138, B:G.142, B:T.143, B:T.143, B:T.143, B:G.144, B:N.204, B:N.204, B:Y.222, B:N.226, B:N.226, E:R.7, E:R.7 Water bridges: B:G.13, B:A.97

2 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.5: 10 residues within 4Å: Chain A: W.407 Chain B: R.156, P.160, D.161, R.162, I.163, M.164, N.195, D.197, R.251 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Water bridges: A:E.411 Hydrogen bonds: B:R.156 Salt bridges: B:D.197, B:R.251 MES.6: 11 residues within 4Å: Chain B: F.294, D.295, S.296, D.304, P.305, R.306, Y.310, V.333, N.337, Y.340, F.341 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:F.294, B:S.296 Salt bridges: B:R.306

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Campanacci, V. et al., Structural convergence for tubulin binding of CPAP and vinca domain microtubule inhibitors. Proc.Natl.Acad.Sci.USA (2022)

Release Date

2022-04-20

Peptides

Tubulin alpha chain: A
Tubulin beta chain: B
IE5 ALPHAREP: CD
Centromere protein J: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
S

C
T

D
U

E
V

Tubulin alpha chain

Tubulin beta chain

IE5 ALPHAREP

Centromere protein J

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