SMTL ID : 5u3c.3 (2 other biounits)

CryoEM structure of the CTP synthase filament at 4.6 Angstrom resolution

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x CTP: CYTIDINE-5'-TRIPHOSPHATE(Non-covalent)

CTP.1: 15 residues within 4Å: Chain A: S.14, Y.44, D.147, I.148, E.149 Chain B: Q.114, V.115, I.116 Chain C: K.187, T.188, K.189, Q.192, K.196, K.223, F.227 13 PLIP interactions: 7 interactions with chain C, 4 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: C:F.227, B:I.116 Hydrogen bonds: C:T.188, C:T.188, C:T.188, C:K.189, C:K.196, B:Q.114, B:V.115, B:I.116, A:I.148, A:E.149 Salt bridges: C:K.223 CTP.3: 13 residues within 4Å: Chain A: Q.114, I.116 Chain B: S.14, D.147, I.148, E.149 Chain D: K.187, T.188, K.189, Q.192, K.196, K.223, F.227 13 PLIP interactions: 4 interactions with chain B, 7 interactions with chain D, 2 interactions with chain A Hydrogen bonds: B:D.147, B:I.148, B:E.149, B:E.149, D:T.188, D:T.188, D:K.189, D:K.189, D:K.196, A:Q.114 Hydrophobic interactions: D:F.227, A:I.116 Salt bridges: D:K.223 CTP.5: 13 residues within 4Å: Chain A: K.187, T.188, K.189, Q.192, K.196, K.223, F.227 Chain C: S.14, D.147, I.148, E.149 Chain D: Q.114, I.116 12 PLIP interactions: 2 interactions with chain D, 3 interactions with chain C, 7 interactions with chain A Hydrophobic interactions: D:I.116 Hydrogen bonds: D:Q.114, C:S.14, C:I.148, C:E.149, A:T.188, A:T.188, A:T.188, A:K.189, A:K.189, A:K.196 Salt bridges: A:K.223 CTP.7: 13 residues within 4Å: Chain B: K.187, T.188, K.189, Q.192, K.196, K.223, F.227 Chain C: Q.114, I.116 Chain D: S.14, D.147, I.148, E.149 12 PLIP interactions: 3 interactions with chain D, 7 interactions with chain B, 2 interactions with chain C Hydrogen bonds: D:D.147, D:I.148, D:E.149, B:T.188, B:T.188, B:K.189, B:K.189, B:K.196, C:Q.114 Hydrophobic interactions: B:F.227, C:I.116 Salt bridges: B:K.223

4 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.2: 14 residues within 4Å: Chain A: S.15, L.16, G.17, K.18, G.19, I.20, D.72, R.211, L.238, K.239, D.240, V.241, I.247 Chain C: A.182 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:L.16, A:G.17, A:K.18, A:D.72, A:R.211, A:D.240, A:V.241 ADP.4: 15 residues within 4Å: Chain B: S.15, L.16, G.17, K.18, G.19, I.20, D.72, E.140, R.211, L.238, K.239, D.240, V.241, I.247 Chain D: A.182 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:L.16, B:G.17, B:K.18, B:G.19, B:R.211, B:D.240, B:D.240, B:V.241 ADP.6: 14 residues within 4Å: Chain A: A.182 Chain C: S.15, L.16, G.17, K.18, G.19, I.20, D.72, R.211, L.238, K.239, D.240, V.241, I.247 8 PLIP interactions: 8 interactions with chain C Hydrogen bonds: C:L.16, C:G.17, C:K.18, C:G.19, C:D.72, C:R.211, C:D.240, C:V.241 ADP.8: 14 residues within 4Å: Chain B: A.182 Chain D: S.15, L.16, G.17, K.18, G.19, I.20, D.72, R.211, L.238, K.239, D.240, V.241, I.247 8 PLIP interactions: 8 interactions with chain D Hydrogen bonds: D:L.16, D:G.17, D:K.18, D:G.19, D:R.211, D:D.240, D:D.240, D:V.241

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lynch, E.M. et al., Human CTP synthase filament structure reveals the active enzyme conformation. Nat. Struct. Mol. Biol. (2017)

Release Date

2017-04-26

Peptides

CTP synthase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

CTP synthase

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