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6QEN

Crystal structure of Porcine Pancreatic Elastase (PPE) in complex with the 3-Oxo-beta-Sultam inhibitor LMC240

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0006508biological_processproteolysis
A0006954biological_processinflammatory response
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues14
Detailsbinding site for residue J05 A 1001
ChainResidue
ATHR41
ASER195
ASER214
APHE215
AHOH1186
AHOH1200
AHIS57
ACYS58
AARG61
ALEU63
ACYS191
AGLN192
AGLY193
AASP194

site_idAC2
Number of Residues9
Detailsbinding site for residue PO4 A 1002
ChainResidue
AGLY127
AARG145
AARG230
ASER232
AALA233
AHOH1107
AHOH1113
AHOH1166
AHOH1226

site_idAC3
Number of Residues4
Detailsbinding site for residue PO4 A 1003
ChainResidue
ATYR137
AGLN156
ATYR207
AHOH1103

site_idAC4
Number of Residues8
Detailsbinding site for residue MPD A 1004
ChainResidue
AGLU62
AVAL99
APHE215
AVAL216
AHOH1152
AHOH1217
AHOH1237
AHOH1240

site_idAC5
Number of Residues6
Detailsbinding site for residue NA A 1005
ChainResidue
AGLU70
AASN72
AGLN75
AGLU80
AHOH1102
AHOH1105

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. MTAAHC
ChainResidueDetails
AMET53-CYS58

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. SGcqGDSGGPLH
ChainResidueDetails
ASER189-HIS200

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues237
DetailsDomain: {"description":"Peptidase S1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00274","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"4578945","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"5415110","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"5415110","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"7656008","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ELA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ELB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ELC","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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