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1EAI

COMPLEX OF ASCARIS CHYMOTRPSIN/ELASTASE INHIBITOR WITH PORCINE ELASTASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
B0004252molecular_functionserine-type endopeptidase activity
B0005515molecular_functionprotein binding
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0006508biological_processproteolysis
B0008233molecular_functionpeptidase activity
B0008236molecular_functionserine-type peptidase activity
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
C0004867molecular_functionserine-type endopeptidase inhibitor activity
C0005576cellular_componentextracellular region
C0030414molecular_functionpeptidase inhibitor activity
D0004867molecular_functionserine-type endopeptidase inhibitor activity
D0005576cellular_componentextracellular region
D0030414molecular_functionpeptidase inhibitor activity
Functional Information from PDB Data
site_idREC
Number of Residues2
DetailsREACTIVE SITE
ChainResidue
CLEU31
CMET32

site_idRED
Number of Residues2
DetailsREACTIVE SITE
ChainResidue
DLEU31
DMET32

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 Residues474
DetailsDomain: {"description":"Peptidase S1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00274","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
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 Residues4
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"5415110","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues8
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

site_idSWS_FT_FI5
Number of Residues110
DetailsDomain: {"description":"TIL","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsSite: {"description":"Reactive bond","evidences":[{"source":"PubMed","id":"7922044","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AASP102
ASER195
AHIS57

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP102
BSER195
BHIS57

site_idCSA3
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AASP102
ASER195
AGLY193
AHIS57

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP102
BSER195
BGLY193
BHIS57

site_idCSA5
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AASP102
ASER195
AHIS57
AGLY196

site_idCSA6
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP102
BSER195
BHIS57
BGLY196

site_idCSA7
Number of Residues5
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AASP102
ASER195
AGLY193
AHIS57
ASER214

site_idCSA8
Number of Residues5
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP102
BSER195
BGLY193
BHIS57
BSER214

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PDB entries from 2025-10-08

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