SMTL ID : 2fzg.1

The Structure of Wild-Type E. Coli Aspartate Transcarbamoylase in Complex with Novel T State Inhibitors at 2.25 Resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

hetero-6-6-mer

Ligands

6 x EOB: {1,3-PHENYLENEBIS[IMINO(2-OXOETHANE-2,1-DIYL)]}BIS(PHOSPHONIC ACID)(Non-covalent)

EOB.1: 14 residues within 4Å: Chain A: S.52, R.54, T.55, R.105, H.134, Q.137, G.166, R.167, T.168, R.229, H.265, P.266, L.267 Chain E: G.82 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:R.54, A:T.55, A:T.55, A:T.55, A:T.55, A:R.105, A:R.167, A:R.167, A:R.229, A:L.267 Water bridges: A:T.168 EOB.4: 13 residues within 4Å: Chain C: A.51, S.52, T.53, R.54, T.55, R.105, H.134, Q.137, T.168, R.229, Q.231, P.266 Chain K: K.83 16 PLIP interactions: 15 interactions with chain C, 1 interactions with chain K Hydrogen bonds: C:R.54, C:T.55, C:T.55, C:T.55, C:R.56, C:R.105, C:Q.137, C:R.229, C:R.229, C:Q.231 Water bridges: C:R.54, C:R.54, C:R.167, C:R.229, K:K.83 pi-Cation interactions: C:R.105 EOB.7: 14 residues within 4Å: Chain E: S.52, R.54, T.55, R.105, H.134, Q.137, G.166, R.167, T.168, R.229, H.265, P.266, L.267 Chain I: G.82 11 PLIP interactions: 11 interactions with chain E Hydrogen bonds: E:R.54, E:T.55, E:T.55, E:T.55, E:T.55, E:R.105, E:R.167, E:R.167, E:R.229, E:L.267 Water bridges: E:T.168 EOB.10: 13 residues within 4Å: Chain C: K.83 Chain G: A.51, S.52, T.53, R.54, T.55, R.105, H.134, Q.137, T.168, R.229, Q.231, P.266 16 PLIP interactions: 15 interactions with chain G, 1 interactions with chain C Hydrogen bonds: G:R.54, G:T.55, G:T.55, G:T.55, G:R.56, G:R.105, G:Q.137, G:R.229, G:R.229, G:Q.231 Water bridges: G:R.54, G:R.54, G:R.167, G:R.229, C:K.83 pi-Cation interactions: G:R.105 EOB.13: 14 residues within 4Å: Chain A: G.82 Chain I: S.52, R.54, T.55, R.105, H.134, Q.137, G.166, R.167, T.168, R.229, H.265, P.266, L.267 11 PLIP interactions: 11 interactions with chain I Hydrogen bonds: I:R.54, I:T.55, I:T.55, I:T.55, I:T.55, I:R.105, I:R.167, I:R.167, I:R.229, I:L.267 Water bridges: I:T.168 EOB.16: 13 residues within 4Å: Chain G: K.83 Chain K: A.51, S.52, T.53, R.54, T.55, R.105, H.134, Q.137, T.168, R.229, Q.231, P.266 16 PLIP interactions: 1 interactions with chain G, 15 interactions with chain K Water bridges: G:K.83, K:R.54, K:R.54, K:R.167, K:R.229 Hydrogen bonds: K:R.54, K:T.55, K:T.55, K:T.55, K:R.56, K:R.105, K:Q.137, K:R.229, K:R.229, K:Q.231 pi-Cation interactions: K:R.105

6 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain B: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.109, B:C.114, B:C.138, B:C.141 ZN.5: 4 residues within 4Å: Chain D: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.109, D:C.114, D:C.138, D:C.141 ZN.8: 4 residues within 4Å: Chain F: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain F Metal complexes: F:C.109, F:C.114, F:C.138, F:C.141 ZN.11: 4 residues within 4Å: Chain H: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain H Metal complexes: H:C.109, H:C.114, H:C.138, H:C.141 ZN.14: 4 residues within 4Å: Chain J: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain J Metal complexes: J:C.109, J:C.114, J:C.138, J:C.141 ZN.17: 4 residues within 4Å: Chain L: C.109, C.114, C.138, C.141 4 PLIP interactions: 4 interactions with chain L Metal complexes: L:C.109, L:C.114, L:C.138, L:C.141

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

CTP.3: 14 residues within 4Å: Chain B: T.2, D.4, A.11, I.12, V.17, D.19, H.20, L.58, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:I.86, B:V.91 Hydrogen bonds: B:T.2, B:T.2, B:I.12, B:D.19, B:K.60, B:N.84, B:Y.89 Water bridges: B:K.56 Salt bridges: B:H.20, B:K.94, B:K.94, B:K.94 CTP.6: 12 residues within 4Å: Chain D: T.2, A.11, I.12, V.17, D.19, H.20, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain D Hydrophobic interactions: D:A.11, D:I.86 Hydrogen bonds: D:T.2, D:T.2, D:I.12, D:D.19, D:K.60, D:N.84, D:Y.89 Water bridges: D:V.9, D:H.20, D:V.91 Salt bridges: D:H.20, D:K.94 CTP.9: 14 residues within 4Å: Chain F: T.2, D.4, A.11, I.12, V.17, D.19, H.20, L.58, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain F Hydrophobic interactions: F:I.86, F:V.91 Hydrogen bonds: F:T.2, F:T.2, F:I.12, F:D.19, F:K.60, F:N.84, F:Y.89 Water bridges: F:K.56 Salt bridges: F:H.20, F:K.94, F:K.94, F:K.94 CTP.12: 12 residues within 4Å: Chain H: T.2, A.11, I.12, V.17, D.19, H.20, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain H Hydrophobic interactions: H:A.11, H:I.86 Hydrogen bonds: H:T.2, H:T.2, H:I.12, H:D.19, H:K.60, H:N.84, H:Y.89 Water bridges: H:V.9, H:H.20, H:V.91 Salt bridges: H:H.20, H:K.94 CTP.15: 14 residues within 4Å: Chain J: T.2, D.4, A.11, I.12, V.17, D.19, H.20, L.58, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain J Hydrophobic interactions: J:I.86, J:V.91 Hydrogen bonds: J:T.2, J:T.2, J:I.12, J:D.19, J:K.60, J:N.84, J:Y.89 Water bridges: J:K.56 Salt bridges: J:H.20, J:K.94, J:K.94, J:K.94 CTP.18: 12 residues within 4Å: Chain L: T.2, A.11, I.12, V.17, D.19, H.20, K.60, N.84, I.86, Y.89, V.91, K.94 14 PLIP interactions: 14 interactions with chain L Hydrophobic interactions: L:A.11, L:I.86 Hydrogen bonds: L:T.2, L:T.2, L:I.12, L:D.19, L:K.60, L:N.84, L:Y.89 Water bridges: L:V.9, L:H.20, L:V.91 Salt bridges: L:H.20, L:K.94

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Heng, S. et al., T-state Inhibitors of E. coli Aspartate Transcarbamoylase that Prevent the Allosteric Transition. Biochemistry (2006)

Release Date

2006-08-29

Peptides

Aspartate carbamoyltransferase catalytic chain: ACEGIK
Aspartate carbamoyltransferase regulatory chain: BDFHJL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

E
A

G
C

I
A

K
C

B
B

D
D

F
B

H
D

J
B

L
D

Aspartate carbamoyltransferase catalytic chain

Aspartate carbamoyltransferase regulatory chain

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