Structure of PDB 1hyt Chain A Binding Site BS02

Receptor Information

>1hyt Chain A (length=316) Species: 1427 (Bacillus thermoproteolyticus)

ITGTSTVGVGRGVLGDQKNINTTYSTYYYLQDNTRGDGIFTYDAKYRTTL
PGSLWADADNQFFASYDAPAVDAHYYAGVTYDYYKNVHNRLSYDGNNAAI
RSSVHYSQGYNNAFWNGSEMVYGDGDGQTFIPLSGGIDVVAHELTHAVTD
YTAGLIYQNESGAINEAISDIFGTLVEFYANKNPDWEIGEDVYTPGISGD
SLRSMSDPAKYGDPDHYSKRYTGTQDNGGVHINSGIINKAAYLISQGGTH
YGVSVVGIGRDKLGKIFYRALTQYLTPTSNFSQLRAAAVQSATDLYGSTS
QEVASVKQAFDAVGVK

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 1hyt Chain A Residue 802

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1hyt Redetermination and refinement of the complex of benzylsuccinic acid with thermolysin and its relation to the complex with carboxypeptidase A.
• Resolution: 1.7 Å
• Binding residue (original residue number in PDB): E177 N183 D185 E190
• Binding residue (residue number reindexed from 1): E177 N183 D185 E190
• Annotation score: 4

Enzymatic activity

• Catalytic site (original residue number in PDB): H142 E143 H146 Y157 E166 D226 H231
• Catalytic site (residue number reindexed from 1): H142 E143 H146 Y157 E166 D226 H231
• Enzyme Commision number: 3.4.24.27: thermolysin.

Gene Ontology

Molecular Function

• GO:0004222 metalloendopeptidase activity

Biological Process

• GO:0006508 proteolysis

External links

• PDB: RCSB:1hyt, PDBe:1hyt, PDBj:1hyt
• PDBsum: 1hyt
• PubMed: 8034637
• UniProt: P00800|THER_BACTH Thermolysin (Gene Name=npr)