SMTL ID : 3i74.1

Crystal Structure of the plant subtilisin-like protease SBT3 in complex with a chloromethylketone inhibitor

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

2 x ACE- PHE- GLU- LYS- ALV- 0QE: ACE-PHE-GLU-LYS-ALA chloromethylketone INHIBITOR(Non-covalent)

ACE-PHE-GLU-LYS-ALV-0QE.1: 12 residues within 4Å: Chain A: D.101, H.103, S.172, Y.173, G.174, Y.175, S.202, N.205, R.206, G.424, T.425, S.426 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:Y.173, A:Y.175 Hydrogen bonds: A:D.101, A:G.174, A:G.174, A:N.205, A:S.426 Salt bridges: A:R.206 ACE-PHE-GLU-LYS-ALV-0QE.2: 14 residues within 4Å: Chain B: D.101, H.103, T.149, S.172, Y.173, G.174, Y.175, R.176, S.202, N.205, R.206, G.424, T.425, S.426 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:Y.173, B:Y.173, B:Y.175 Hydrogen bonds: B:S.172, B:G.174, B:G.174, B:R.176, B:N.205, B:S.426 Water bridges: B:R.176, B:R.206 Salt bridges: B:R.206

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.3: 2 residues within 4Å: Chain A: N.65, S.67 No protein-ligand interaction detected (PLIP)

4 x NAG- FUC- NAG: alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-FUC-NAG.4: 1 residues within 4Å: Chain A: N.91 No protein-ligand interaction detected (PLIP) NAG-FUC-NAG.5: 4 residues within 4Å: Chain A: N.264, T.266, Q.278, E.280 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.278, A:Q.278, A:E.280 NAG-FUC-NAG.7: 2 residues within 4Å: Chain B: T.89, N.91 No protein-ligand interaction detected (PLIP) NAG-FUC-NAG.8: 3 residues within 4Å: Chain B: N.264, T.266, Q.278 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:T.266 Hydrogen bonds: B:Q.278

1 x NAG- FUC: alpha-L-fucopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-FUC.6: 2 residues within 4Å: Chain B: N.65, S.67 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.67, B:S.67

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ottmann, C. et al., Structural basis for Ca2+-independence and activation by homodimerization of tomato subtilase 3. Proc.Natl.Acad.Sci.USA (2009)

Release Date

2010-01-19

Peptides

Subtilisin-like protease: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Subtilisin-like protease

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