Structure of PDB 8a28 Chain A Binding Site BS01

Receptor Information

>8a28 Chain A (length=382) Species: 6850 (Limulus polyphemus)

ENLGDLPLYHSNLFEGDIAGVSPYADKNAIVDHTLLWPGGIVYYELAPAA
ASIRNQILEGMKEYHEKTCIQFKERTAGVKDYIRINRYDGCWSMVGRQGG
MQELSLGYGCEWKGLVVHALGHAVGFWHEQNRADRDDYIEVIWDNILQSM
QYNFNKMEPWENNYLNERFDYKSVMLYGETAFSKDGTSPTVRPKQPGVVI
GPVWKKPGFSESDVRRVNRLYECFGEVRPPPPKIPDFICDFESNDCGLEN
QVGMRGEFQRKYDTLGGRTGYFMVLSVTSSGTYADSRLITPYFGAYGNQD
VCMSVDVYMSGPAVRDVEISRQDSNTESIGKYTEVSNSWVTRNFNLKAGR
EDMRFFIFAALDPYYGDGVVAVDNLKFKRKPC

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 8a28 Chain A Residue 501

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8a28 Structure-based mechanism of cysteine-switch latency and of catalysis by pappalysin-family metallopeptidases
• Resolution: 2.4 Å
• Binding residue (original residue number in PDB): D38 H139 H143 H149
• Binding residue (residue number reindexed from 1): D17 H118 H122 H128
• Annotation score: 4

Enzymatic activity

• Enzyme Commision number: 3.4.24.-

Gene Ontology

Molecular Function

• GO:0004222 metalloendopeptidase activity
• GO:0008237 metallopeptidase activity
• GO:0008270 zinc ion binding
• GO:0046872 metal ion binding

Biological Process

• GO:0006508 proteolysis

Cellular Component

• GO:0016020 membrane

External links

• PDB: RCSB:8a28, PDBe:8a28, PDBj:8a28
• PDBsum: 8a28
• PubMed: 36322418
• UniProt: B4F320