SMTL ID : 7mip.1

Mouse CTPS1 bound to inhibitor R80

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x GLN: GLUTAMINE(Non-covalent)

GLN.1: 14 residues within 4Å: Chain A: G.371, G.372, F.373, G.374, C.399, L.400, Q.403, E.423, F.424, R.479, H.480, R.481, F.482, H.526 10 PLIP interactions: 1 Ligand-Ligand interactions, 9 interactions with chain A Hydrogen bonds: Q.1, A:G.372, A:G.372, A:L.400, A:Q.403, A:Q.403, A:R.481, A:F.482, A:H.526 Hydrophobic interactions: A:F.373 GLN.5: 14 residues within 4Å: Chain B: G.371, G.372, F.373, G.374, C.399, L.400, Q.403, E.423, F.424, R.479, H.480, R.481, F.482, H.526 10 PLIP interactions: 8 interactions with chain B, 2 Ligand-Ligand interactions Hydrophobic interactions: B:F.373 Hydrogen bonds: B:G.372, B:G.372, B:L.400, B:Q.403, B:R.481, B:F.482, B:H.526, Q.5, Q.5 GLN.9: 14 residues within 4Å: Chain C: G.371, G.372, F.373, G.374, C.399, L.400, Q.403, E.423, F.424, R.479, H.480, R.481, F.482, H.526 10 PLIP interactions: 8 interactions with chain C, 2 Ligand-Ligand interactions Hydrophobic interactions: C:F.373 Hydrogen bonds: C:G.372, C:G.372, C:L.400, C:Q.403, C:R.481, C:F.482, C:H.526, Q.9, Q.9 GLN.13: 14 residues within 4Å: Chain D: G.371, G.372, F.373, G.374, C.399, L.400, Q.403, E.423, F.424, R.479, H.480, R.481, F.482, H.526 10 PLIP interactions: 9 interactions with chain D, 1 Ligand-Ligand interactions Hydrophobic interactions: D:F.373 Hydrogen bonds: D:G.372, D:G.372, D:L.400, D:Q.403, D:Q.403, D:R.481, D:F.482, D:H.526, Q.13

4 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: K.193, K.229 Ligands: UTP.3 No protein-ligand interaction detected (PLIP) MG.7: 3 residues within 4Å: Chain B: K.193, K.229 Ligands: UTP.8 No protein-ligand interaction detected (PLIP) MG.10: 3 residues within 4Å: Chain C: K.193, K.229 Ligands: UTP.11 No protein-ligand interaction detected (PLIP) MG.15: 3 residues within 4Å: Chain D: K.193, K.229 Ligands: UTP.16 No protein-ligand interaction detected (PLIP)

4 x UTP: URIDINE 5'-TRIPHOSPHATE(Non-covalent)

UTP.3: 21 residues within 4Å: Chain A: Q.192, K.193, T.194, K.195, Q.198, K.229 Chain B: I.11, S.12, K.38, D.40, P.41, Y.42, H.55, G.148, G.149, T.150, D.153, E.155 Chain D: T.110, Q.112 Ligands: MG.2 16 PLIP interactions: 7 interactions with chain B, 9 interactions with chain A Hydrogen bonds: B:S.12, B:S.12, B:S.12, B:K.38, B:H.55, B:G.149, B:D.153, A:T.194, A:K.195, A:Q.198 Salt bridges: A:K.193, A:K.193, A:K.195, A:K.195, A:K.229, A:K.229 UTP.8: 21 residues within 4Å: Chain A: I.11, S.12, K.38, D.40, P.41, Y.42, H.55, G.148, G.149, T.150, D.153, E.155 Chain B: Q.192, K.193, T.194, K.195, Q.198, K.229 Chain C: T.110, Q.112 Ligands: MG.7 17 PLIP interactions: 9 interactions with chain B, 8 interactions with chain A Hydrogen bonds: B:T.194, B:K.195, B:Q.198, A:S.12, A:S.12, A:S.12, A:K.38, A:H.55, A:G.149, A:D.153, A:D.153 Salt bridges: B:K.193, B:K.193, B:K.195, B:K.195, B:K.229, B:K.229 UTP.11: 21 residues within 4Å: Chain B: T.110, Q.112 Chain C: Q.192, K.193, T.194, K.195, Q.198, K.229 Chain D: I.11, S.12, K.38, D.40, P.41, Y.42, H.55, G.148, G.149, T.150, D.153, E.155 Ligands: MG.10 17 PLIP interactions: 8 interactions with chain D, 9 interactions with chain C Hydrogen bonds: D:S.12, D:S.12, D:S.12, D:K.38, D:H.55, D:G.149, D:D.153, D:D.153, C:T.194, C:K.195, C:Q.198 Salt bridges: C:K.193, C:K.193, C:K.195, C:K.195, C:K.229, C:K.229 UTP.16: 21 residues within 4Å: Chain A: T.110, Q.112 Chain C: I.11, S.12, K.38, D.40, P.41, Y.42, H.55, G.148, G.149, T.150, D.153, E.155 Chain D: Q.192, K.193, T.194, K.195, Q.198, K.229 Ligands: MG.15 16 PLIP interactions: 9 interactions with chain D, 7 interactions with chain C Hydrogen bonds: D:T.194, D:K.195, D:Q.198, C:S.12, C:S.12, C:S.12, C:K.38, C:H.55, C:G.149, C:D.153 Salt bridges: D:K.193, D:K.193, D:K.195, D:K.195, D:K.229, D:K.229

4 x ZG4: N-(1-{2-[(cyclopropanesulfonyl)amino]-1,3-thiazol-4-yl}cyclopropyl)-5-(6-ethoxypyrazin-2-yl)pyridine-2-carboxamide(Non-covalent)

ZG4.4: 23 residues within 4Å: Chain A: I.14, G.15, V.18, I.19, N.73, R.76, F.77, R.217, V.244, H.245, D.246, V.247, S.249, I.250, Y.251, V.253, W.285, Y.292, I.318, K.319, E.322, H.323, P.533 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:V.18, A:I.19, A:F.77, A:F.77, A:V.244, A:I.250, A:I.250, A:W.285, A:W.285, A:E.322, A:P.533 Hydrogen bonds: A:R.76, A:V.247, A:I.250, A:K.319, A:H.323 ZG4.6: 23 residues within 4Å: Chain B: I.14, G.15, V.18, I.19, N.73, R.76, F.77, R.217, V.244, H.245, D.246, V.247, S.249, I.250, Y.251, V.253, W.285, Y.292, I.318, K.319, E.322, H.323, P.533 16 PLIP interactions: 16 interactions with chain B Hydrophobic interactions: B:V.18, B:I.19, B:F.77, B:F.77, B:V.244, B:I.250, B:I.250, B:W.285, B:W.285, B:E.322, B:P.533 Hydrogen bonds: B:R.76, B:V.247, B:I.250, B:K.319, B:H.323 ZG4.12: 23 residues within 4Å: Chain C: I.14, G.15, V.18, I.19, N.73, R.76, F.77, R.217, V.244, H.245, D.246, V.247, S.249, I.250, Y.251, V.253, W.285, Y.292, I.318, K.319, E.322, H.323, P.533 16 PLIP interactions: 16 interactions with chain C Hydrophobic interactions: C:V.18, C:I.19, C:F.77, C:F.77, C:V.244, C:I.250, C:I.250, C:W.285, C:W.285, C:E.322, C:P.533 Hydrogen bonds: C:R.76, C:V.247, C:I.250, C:K.319, C:H.323 ZG4.14: 23 residues within 4Å: Chain D: I.14, G.15, V.18, I.19, N.73, R.76, F.77, R.217, V.244, H.245, D.246, V.247, S.249, I.250, Y.251, V.253, W.285, Y.292, I.318, K.319, E.322, H.323, P.533 16 PLIP interactions: 16 interactions with chain D Hydrophobic interactions: D:V.18, D:I.19, D:F.77, D:F.77, D:V.244, D:I.250, D:I.250, D:W.285, D:W.285, D:E.322, D:P.533 Hydrogen bonds: D:R.76, D:V.247, D:I.250, D:K.319, D:H.323

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lynch, E.M. et al., Structural basis for isoform-specific inhibition of human CTPS1. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-10-13

Peptides

CTP synthase 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

C
G

D
I

CTP synthase 1