SMTL ID : 3bxm.1

Structure of an inactive mutant of human glutamate carboxypeptidase II [GCPII(E424A)] in complex with N-acetyl-Asp-Glu (NAAG)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.71 Å

Oligo State

homo-dimer

Ligands

2 x ACE- ASP- GLU: N-Acetyl-Aspartyl-Glutamate (NAAG)(Non-covalent)

ACE-ASP-GLU.1: 20 residues within 4Å: Chain A: F.168, R.169, N.216, D.346, A.383, E.384, G.386, L.387, D.412, S.413, G.477, N.478, R.493, R.495, Y.511, H.512, K.658, Y.659 Ligands: ZN.9, ZN.10 19 PLIP interactions: 19 interactions with chain A Hydrophobic interactions: A:D.346, A:Y.659 Hydrogen bonds: A:N.216, A:D.346, A:G.477, A:G.477, A:G.477, A:N.478, A:R.493, A:R.495, A:R.495 Water bridges: A:N.216, A:R.493, A:R.493 Salt bridges: A:R.169, A:R.493, A:R.495, A:H.512, A:K.658 ACE-ASP-GLU.13: 20 residues within 4Å: Chain B: F.168, R.169, N.216, D.346, A.383, E.384, G.386, L.387, D.412, S.413, G.477, N.478, R.493, R.495, Y.511, H.512, K.658, Y.659 Ligands: ZN.21, ZN.22 19 PLIP interactions: 19 interactions with chain B Hydrophobic interactions: B:D.346, B:Y.659 Hydrogen bonds: B:N.216, B:D.346, B:G.477, B:G.477, B:G.477, B:N.478, B:R.493, B:R.495, B:R.495 Water bridges: B:N.216, B:R.493, B:R.493 Salt bridges: B:R.169, B:R.493, B:R.495, B:H.512, B:K.658

6 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.2: 5 residues within 4Å: Chain A: N.35, Q.38, Q.54, S.57, Q.58 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Q.54 Hydrogen bonds: A:S.57 NAG-NAG.3: 5 residues within 4Å: Chain A: Y.86, E.96, I.97, F.98, N.99 No protein-ligand interaction detected (PLIP) NAG-NAG.4: 4 residues within 4Å: Chain A: L.432, N.435, P.553, Q.610 No protein-ligand interaction detected (PLIP) NAG-NAG.14: 5 residues within 4Å: Chain B: N.35, Q.38, Q.54, S.57, Q.58 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:Q.54 Hydrogen bonds: B:S.57 NAG-NAG.15: 5 residues within 4Å: Chain B: Y.86, E.96, I.97, F.98, N.99 No protein-ligand interaction detected (PLIP) NAG-NAG.16: 4 residues within 4Å: Chain B: L.432, N.435, P.553, Q.610 No protein-ligand interaction detected (PLIP)

2 x NAG- NAG- BMA- MAN: alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG-BMA-MAN.5: 9 residues within 4Å: Chain A: S.590, S.593, A.594, N.597, Q.699 Chain B: H.71, E.235, Y.236, R.313 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:E.235, B:E.235, B:R.313, B:R.313 Water bridges: B:E.235 NAG-NAG-BMA-MAN.17: 9 residues within 4Å: Chain A: H.71, E.235, Y.236, R.313 Chain B: S.590, S.593, A.594, N.597, Q.699 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.235, A:E.235, A:R.313, A:R.313 Water bridges: A:E.235

6 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.6: 4 residues within 4Å: Chain A: N.80, T.82, H.83, T.308 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:T.308 Hydrogen bonds: A:T.82, A:H.83, A:T.308 NAG.7: 2 residues within 4Å: Chain A: N.154, S.156 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.154, A:S.156 NAG.8: 4 residues within 4Å: Chain A: W.205, N.418, F.524, Y.525 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:W.205, A:Y.525 Hydrogen bonds: A:W.205, A:F.524 Water bridges: A:N.418 NAG.18: 4 residues within 4Å: Chain B: N.80, T.82, H.83, T.308 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:T.308 Hydrogen bonds: B:T.82, B:H.83, B:T.308 NAG.19: 2 residues within 4Å: Chain B: N.154, S.156 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.154, B:S.156 NAG.20: 4 residues within 4Å: Chain B: W.205, N.418, F.524, Y.525 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:W.205, B:Y.525 Hydrogen bonds: B:W.205, B:F.524 Water bridges: B:N.418

4 x ZN: ZINC ION(Non-covalent)

ZN.9: 6 residues within 4Å: Chain A: D.346, E.384, H.512 Ligands: ACE-ASP-GLU.1, ACE-ASP-GLU.1, ZN.10 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.346, A:E.384, A:E.384, A:H.512, H2O.20 ZN.10: 7 residues within 4Å: Chain A: H.336, D.346, E.384, D.412 Ligands: ACE-ASP-GLU.1, ACE-ASP-GLU.1, ZN.9 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.336, A:D.346, A:D.412, A:D.412, H2O.20 ZN.21: 6 residues within 4Å: Chain B: D.346, E.384, H.512 Ligands: ACE-ASP-GLU.13, ACE-ASP-GLU.13, ZN.22 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.346, B:E.384, B:E.384, B:H.512, H2O.39 ZN.22: 7 residues within 4Å: Chain B: H.336, D.346, E.384, D.412 Ligands: ACE-ASP-GLU.13, ACE-ASP-GLU.13, ZN.21 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.336, B:D.346, B:D.412, B:D.412, H2O.39

2 x CA: CALCIUM ION(Non-covalent)

CA.11: 4 residues within 4Å: Chain A: T.228, Y.231, E.392, E.395 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:T.228, A:Y.231, A:E.392, A:E.392, A:E.395 CA.23: 4 residues within 4Å: Chain B: T.228, Y.231, E.392, E.395 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:T.228, B:Y.231, B:E.392, B:E.392, B:E.395

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

CL.12: 5 residues within 4Å: Chain A: N.410, D.412, R.493, R.495, R.539 Ligand excluded by PLIP CL.24: 5 residues within 4Å: Chain B: N.410, D.412, R.493, R.495, R.539 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Klusak, V. et al., Reaction mechanism of glutamate carboxypeptidase II revealed by mutagenesis, X-ray crystallography, and computational methods. Biochemistry (2009)

Release Date

2009-01-27

Peptides

Glutamate carboxypeptidase 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate carboxypeptidase 2

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