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3ITI

Structure of bovine trypsin with the MAD triangle B3C

Functional Information from GO Data
ChainGOidnamespacecontents
A0004175molecular_functionendopeptidase activity
A0004252molecular_functionserine-type endopeptidase activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0006508biological_processproteolysis
A0007586biological_processdigestion
A0008236molecular_functionserine-type peptidase activity
A0046872molecular_functionmetal ion binding
A0097180cellular_componentserine protease inhibitor complex
A0097655molecular_functionserpin family protein binding
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE BRV A 301
ChainResidue
ASER108
ATHR129
ATYR131
ACYS173
AGLN174
ASER184
ALYS186
AHOH414
AHOH420
AHOH496
AHOH522
ACYS109
AALA110
ASER111
ATHR114
AASN123
ASER126
ASER127
AGLY128

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE BEN A 302
ChainResidue
AASP171
ASER172
ACYS173
ASER177
ATRP193
AGLY194
AGLY196
AGLY204
AHOH403

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 303
ChainResidue
AGLU52
AASN54
AVAL57
AGLU62
AHOH406
AHOH503

site_idAC4
Number of Residues1
DetailsBINDING SITE FOR RESIDUE CL A 304
ChainResidue
ASER146

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VSAAHC
ChainResidueDetails
AVAL36-CYS41

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DScqGDSGGPVV
ChainResidueDetails
AASP171-VAL182

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: Charge relay system
ChainResidueDetails
AHIS40
AASP84
ASER177

site_idSWS_FT_FI2
Number of Residues7
DetailsBINDING:
ChainResidueDetails
AGLU52
AASN54
AVAL57
AGLU62
AASP171
AGLN174
ASER177

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AHIS40
ASER177
AASP84

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AHIS40
AASP84

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AGLY175
ASER177

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
ASER177
AGLY178

site_idCSA5
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AGLY175
AHIS40
ASER177
AASP84

site_idCSA6
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
AHIS40
ASER177
AASP84
AGLY178

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PDB entries from 2024-10-30

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