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3MYW

The Bowman-Birk type inhibitor from mung bean in ternary complex with porcine trypsin

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0006508biological_processproteolysis
A0007586biological_processdigestion
A0008236molecular_functionserine-type peptidase activity
A0046872molecular_functionmetal ion binding
B0004252molecular_functionserine-type endopeptidase activity
B0005576cellular_componentextracellular region
B0005615cellular_componentextracellular space
B0006508biological_processproteolysis
B0007586biological_processdigestion
B0008236molecular_functionserine-type peptidase activity
B0046872molecular_functionmetal ion binding
I0004867molecular_functionserine-type endopeptidase inhibitor activity
I0005576cellular_componentextracellular region
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 299
ChainResidue
AGLU70
AASN72
AVAL75
AGLU80
AHOH425
AHOH428

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 246
ChainResidue
BGLU80
BHOH508
BHOH510
BGLU70
BASN72
BVAL75

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VSAAHC
ChainResidueDetails
AVAL53-CYS58

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DScqGDSGGPVV
ChainResidueDetails
AASP189-VAL200

site_idPS00281
Number of Residues16
DetailsBOWMAN_BIRK Bowman-Birk serine protease inhibitors family signature. CanirlnSCHSACKSC
ChainResidueDetails
ICYS28-CYS43

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsSITE: Reactive bond for trypsin
ChainResidueDetails
ILYS20
IARG47
ASER195
BHIS57
BASP102
BSER195

site_idSWS_FT_FI2
Number of Residues8
DetailsBINDING:
ChainResidueDetails
AGLU70
AASN72
AVAL75
AGLU80
BGLU70
BASN72
BVAL75
BGLU80

site_idSWS_FT_FI3
Number of Residues2
DetailsSITE: Required for specificity => ECO:0000250
ChainResidueDetails
AASP189
BASP189

219140

PDB entries from 2024-05-01

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