SMTL ID : 4z7i.1 (1 other biounit)

Crystal structure of insulin regulated aminopeptidase in complex with ligand

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.31 Å

Oligo State

hetero-1-1-mer

Ligands

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

NAG-NAG.1: 5 residues within 4Å: Chain A: H.59, P.60, N.61, D.199, L.220 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 2 residues within 4Å: Chain A: N.143 Ligands: NAG.6 No protein-ligand interaction detected (PLIP) NAG-NAG.4: 2 residues within 4Å: Chain A: N.475, Q.476 No protein-ligand interaction detected (PLIP)

1 x NAG- NAG- MAN: alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-MAN.3: 5 residues within 4Å: Chain A: L.451, N.455, H.456, D.465, E.472 No protein-ligand interaction detected (PLIP)

1 x ZN: ZINC ION(Non-covalent)

ZN.5: 4 residues within 4Å: Chain A: H.341, H.345, E.364 Chain B: X.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.341, A:H.345, A:E.364, A:E.364

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

NAG.6: 4 residues within 4Å: Chain A: R.68, N.92, S.141 Ligands: NAG-NAG.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.68, A:S.141 NAG.7: 2 residues within 4Å: Chain A: G.131, N.133 No protein-ligand interaction detected (PLIP) NAG.8: 3 residues within 4Å: Chain A: N.245, S.247, Y.258 No protein-ligand interaction detected (PLIP) NAG.9: 3 residues within 4Å: Chain A: E.504, V.557, N.559 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.559 NAG.10: 3 residues within 4Å: Chain A: Y.598, N.637, M.693 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.637 NAG.11: 2 residues within 4Å: Chain A: N.727, K.757 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.727, A:K.757 NAG.12: 2 residues within 4Å: Chain A: Q.681, N.711 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.681, A:Q.681, A:N.711

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mpakali, A. et al., Crystal Structure of Insulin-Regulated Aminopeptidase with Bound Substrate Analogue Provides Insight on Antigenic Epitope Precursor Recognition and Processing. J Immunol. (2015)

Release Date

2015-08-26

Peptides

Leucyl-cystinyl aminopeptidase: A
DG025 transition-state analogue enzyme inhibitor: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Leucyl-cystinyl aminopeptidase

DG025 transition-state analogue enzyme inhibitor

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