SMTL ID : 2air.1

T-state Active Site of Aspartate Transcarbamylase:Crystal Structure of the Carbamyl Phosphate and L-alanosine Ligated Enzyme

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-6-6-mer

Ligands

6 x CP: PHOSPHORIC ACID MONO(FORMAMIDE)ESTER(Non-covalent)

CP.1: 7 residues within 4Å: Chain A: S.52, R.54, T.55, R.105, H.134, Q.137 Ligands: AL0.2 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:S.52, A:S.52, A:R.105 Salt bridges: A:R.54, A:R.105, A:H.134 CP.4: 7 residues within 4Å: Chain C: R.54, T.55, R.105, H.134, Q.137, R.229 Ligands: AL0.5 11 PLIP interactions: 11 interactions with chain C Hydrogen bonds: C:T.55, C:R.105, C:R.105, C:H.134, C:R.229 Water bridges: C:G.130, C:G.130 Salt bridges: C:R.54, C:R.105, C:H.134, C:R.229 CP.7: 7 residues within 4Å: Chain E: S.52, R.54, T.55, R.105, H.134, Q.137 Ligands: AL0.8 6 PLIP interactions: 6 interactions with chain E Hydrogen bonds: E:S.52, E:S.52, E:R.105 Salt bridges: E:R.54, E:R.105, E:H.134 CP.10: 7 residues within 4Å: Chain G: R.54, T.55, R.105, H.134, Q.137, R.229 Ligands: AL0.11 11 PLIP interactions: 11 interactions with chain G Hydrogen bonds: G:T.55, G:R.105, G:R.105, G:H.134, G:R.229 Water bridges: G:G.130, G:G.130 Salt bridges: G:R.54, G:R.105, G:H.134, G:R.229 CP.13: 7 residues within 4Å: Chain I: S.52, R.54, T.55, R.105, H.134, Q.137 Ligands: AL0.14 6 PLIP interactions: 6 interactions with chain I Hydrogen bonds: I:S.52, I:S.52, I:R.105 Salt bridges: I:R.54, I:R.105, I:H.134 CP.16: 7 residues within 4Å: Chain K: R.54, T.55, R.105, H.134, Q.137, R.229 Ligands: AL0.17 11 PLIP interactions: 11 interactions with chain K Hydrogen bonds: K:T.55, K:R.105, K:R.105, K:H.134, K:R.229 Water bridges: K:G.130, K:G.130 Salt bridges: K:R.54, K:R.105, K:H.134, K:R.229

6 x AL0: 3-[HYDROXY(NITROSO)AMINO]-L-ALANINE(Non-covalent)

AL0.2: 7 residues within 4Å: Chain A: A.51, S.52, T.53, R.54, R.105 Chain I: S.80 Ligands: CP.1 5 PLIP interactions: 1 interactions with chain I, 4 interactions with chain A Hydrogen bonds: I:S.80, A:A.51, A:R.54, A:R.54 Salt bridges: A:R.105 AL0.5: 10 residues within 4Å: Chain C: E.50, A.51, S.52, T.53, R.54, T.55, R.105, P.268 Chain G: S.80 Ligands: CP.4 7 PLIP interactions: 6 interactions with chain C, 1 interactions with chain G Hydrogen bonds: C:R.54, C:T.55, C:T.55, C:T.55, C:R.105, G:S.80 Salt bridges: C:R.105 AL0.8: 7 residues within 4Å: Chain A: S.80 Chain E: A.51, S.52, T.53, R.54, R.105 Ligands: CP.7 5 PLIP interactions: 4 interactions with chain E, 1 interactions with chain A Hydrogen bonds: E:A.51, E:R.54, E:R.54, A:S.80 Salt bridges: E:R.105 AL0.11: 10 residues within 4Å: Chain G: E.50, A.51, S.52, T.53, R.54, T.55, R.105, P.268 Chain K: S.80 Ligands: CP.10 7 PLIP interactions: 6 interactions with chain G, 1 interactions with chain K Hydrogen bonds: G:R.54, G:T.55, G:T.55, G:T.55, G:R.105, K:S.80 Salt bridges: G:R.105 AL0.14: 7 residues within 4Å: Chain E: S.80 Chain I: A.51, S.52, T.53, R.54, R.105 Ligands: CP.13 5 PLIP interactions: 4 interactions with chain I, 1 interactions with chain E Hydrogen bonds: I:A.51, I:R.54, I:R.54, E:S.80 Salt bridges: I:R.105 AL0.17: 10 residues within 4Å: Chain C: S.80 Chain K: E.50, A.51, S.52, T.53, R.54, T.55, R.105, P.268 Ligands: CP.16 7 PLIP interactions: 6 interactions with chain K, 1 interactions with chain C Hydrogen bonds: K:R.54, K:T.55, K:T.55, K:T.55, K:R.105, C:S.80 Salt bridges: K:R.105

6 x ZN: ZINC ION(Non-covalent)

ZN.3: 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.6: 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.9: 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.12: 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.15: 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.18: 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

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, J. et al., T-State Active Site of Aspartate Transcarbamylase: Crystal Structure of the Carbamyl Phosphate and l-Alanosine Ligated Enzyme. Biochemistry (2006)

Release Date

2006-01-24

Peptides

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

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
G

E
A

G
G

I
A

K
G

B
B

D
H

F
B

H
H

J
B

L
H

Aspartate carbamoyltransferase catalytic chain

Aspartate carbamoyltransferase regulatory chain

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