SMTL ID : 2ib8.1

Crystallographic and kinetic studies of human mitochondrial acetoacetyl-CoA thiolase (T2): the importance of potassium and chloride for its structure and function

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-tetramer

Ligands

4 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 5 residues within 4Å: Chain A: P.86, C.87 Chain B: K.92, N.382, G.386 Ligand excluded by PLIP CL.7: 4 residues within 4Å: Chain A: N.382, G.386 Chain B: P.86, C.87 Ligand excluded by PLIP CL.12: 5 residues within 4Å: Chain C: P.86, C.87 Chain D: K.92, N.382, G.386 Ligand excluded by PLIP CL.16: 5 residues within 4Å: Chain C: K.92, N.382, G.386 Chain D: P.86, C.87 Ligand excluded by PLIP

4 x K: POTASSIUM ION(Non-covalent)

K.2: 6 residues within 4Å: Chain A: Y.187, A.248, A.249, A.251, T.253, V.349 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:Y.187, A:A.249, A:A.251, A:V.349, H2O.4 K.8: 6 residues within 4Å: Chain B: Y.187, A.248, A.249, A.251, T.253, V.349 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:Y.187, B:A.249, B:A.251, B:V.349, H2O.18 K.13: 6 residues within 4Å: Chain C: Y.187, A.248, A.249, A.251, T.253, V.349 5 PLIP interactions: 4 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:Y.187, C:A.249, C:A.251, C:V.349, H2O.27 K.17: 6 residues within 4Å: Chain D: Y.187, A.248, A.249, A.251, T.253, V.349 5 PLIP interactions: 4 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:Y.187, D:A.249, D:A.251, D:V.349, H2O.36

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

MES.3: 4 residues within 4Å: Chain A: F.23, L.24, L.254 Chain C: Y.138 1 PLIP interactions: 1 interactions with chain C Water bridges: C:Y.138 MES.9: 4 residues within 4Å: Chain B: F.23, L.24, L.254 Chain D: Y.138 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:Y.138 pi-Cation interactions: D:Y.138 MES.10: 4 residues within 4Å: Chain B: Y.138 Chain D: F.23, L.24, L.254 1 PLIP interactions: 1 interactions with chain B Water bridges: B:Y.138 MES.14: 4 residues within 4Å: Chain A: Y.138 Chain C: F.23, L.24, L.254 2 PLIP interactions: 2 interactions with chain A Water bridges: A:Y.138 pi-Cation interactions: A:Y.138

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 6 residues within 4Å: Chain A: L.152, H.160, S.252, L.254, F.324, H.353 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.252 GOL.5: 5 residues within 4Å: Chain A: A.169, K.170, N.173, I.174, T.245 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.243 Water bridges: A:N.173, A:Q.240 GOL.6: 3 residues within 4Å: Chain A: H.160, V.238, F.239 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:V.238 Water bridges: A:S.163, A:S.163 GOL.11: 7 residues within 4Å: Chain B: L.152, H.160, S.252, T.253, L.254, F.324, H.353 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.252 GOL.15: 7 residues within 4Å: Chain C: L.152, H.160, S.252, T.253, L.254, F.324, H.353 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:S.252

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Haapalainen, A.M. et al., Crystallographic and Kinetic Studies of Human Mitochondrial Acetoacetyl-CoA Thiolase: The Importance of Potassium and Chloride Ions for Its Structure and Function. Biochemistry (2007)

Release Date

2007-04-03

Peptides

Acetyl-CoA acetyltransferase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Acetyl-CoA acetyltransferase

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