SMTL ID : 1ot5.2 (1 other biounit)

The 2.4 Angstrom Crystal Structure of Kex2 in complex with a peptidyl-boronic acid inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

monomer

Ligands

1 x ACE- ALA- LYS- BOR: Ac-Ala-Lys-boroArg N-acetylated boronic acid peptide inhibitor(Non-covalent)

ACE-ALA-LYS-BOR.1: 18 residues within 4Å: Chain A: D.54, D.88, H.91, L.124, S.150, W.151, G.152, P.153, D.155, A.189, S.190, G.191, N.192, D.203, T.206, G.260, T.262, S.263 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:H.91, A:L.124 Hydrogen bonds: A:D.54, A:D.54, A:S.150, A:G.152, A:G.152, A:P.153, A:A.189, A:N.192 Water bridges: A:D.155, A:D.203, A:D.203, A:D.203 Salt bridges: A:D.155, A:D.203

1 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: 4 residues within 4Å: Chain A: N.358, N.455, G.456, R.458 No protein-ligand interaction detected (PLIP)

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

NAG.3: 3 residues within 4Å: Chain A: N.41, A.45, E.278 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:A.45 Water bridges: A:N.41, A:N.41

3 x CA: CALCIUM ION(Non-covalent)

CA.4: 3 residues within 4Å: Chain A: D.155, D.198, E.228 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.198, A:E.228, H2O.1, H2O.1, H2O.2 CA.5: 6 residues within 4Å: Chain A: D.13, D.62, K.102, N.105, F.107, G.109 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.13, A:D.62, A:K.102, A:F.107, A:G.109 CA.6: 4 residues within 4Å: Chain A: T.206, S.208, S.211, T.213 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:T.206, A:S.208, A:S.211, A:S.211, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Holyoak, T. et al., 2.4 A Resolution Crystal Structure of the Prototypical Hormone-Processing Protease Kex2 in Complex with an Ala-Lys-Arg Boronic Acid Inhibitor. Biochemistry (2003)

Release Date

2003-06-17

Peptides

Kexin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Kexin

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