SMTL ID : 4z7i.2 (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

2 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: 1 residues within 4Å: Chain A: N.133 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 3 residues within 4Å: Chain A: Q.681, Q.683, N.711 No protein-ligand interaction detected (PLIP)

1 x ZN: ZINC ION(Non-covalent)

ZN.3: 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

8 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)(Non-covalent)

NAG.4: 7 residues within 4Å: Chain A: H.59, P.60, N.61, L.62, T.63, D.199, Y.202 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Y.202 Hydrogen bonds: A:T.63, A:D.199 NAG.5: 3 residues within 4Å: Chain A: G.90, H.91, N.143 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.143 NAG.6: 1 residues within 4Å: Chain A: N.245 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.245, A:S.247 NAG.7: 4 residues within 4Å: Chain A: Y.535, Y.545, I.558, N.559 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:I.558 Hydrogen bonds: A:Y.545 NAG.8: 2 residues within 4Å: Chain A: N.727, K.757 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.757, A:K.757, A:K.757 NAG.9: 2 residues within 4Å: Chain A: N.402, N.515 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.402 NAG.10: 2 residues within 4Å: Chain A: N.251, Q.288 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Q.288 NAG.11: 5 residues within 4Å: Chain A: N.455, H.456, D.465, D.468, S.469 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.465, A:D.465, A:S.469

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
B

B
D

Leucyl-cystinyl aminopeptidase

DG025 transition-state analogue enzyme inhibitor

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