Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

3A89

Crystal Structure of Trypsin complexed with (E)-4-((2-nicotinoylhydrazono)methyl)benzimidamide (soaking 4 hours)

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
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
A0097180cellular_componentserine protease inhibitor complex
A0097655molecular_functionserpin family protein binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1
ChainResidue
AGLU70
AASN72
AVAL75
AGLU80
AHOH251
AHOH442

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 2
ChainResidue
APHE82
AHOH371
AVAL76
AGLU80
AGLN81

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 A 3
ChainResidue
ASER162
AASP163
ASER164
AHOH309
AHOH330
AHOH403
AHOH425
AHOH505

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 A 4
ChainResidue
ALYS167
APRO171
AGLY172
AHOH256
AHOH337
AHOH448
AHOH529
AHOH560

site_idAC5
Number of Residues11
DetailsBINDING SITE FOR RESIDUE H06 A 5
ChainResidue
ATHR132
AGLN133
AASP189
ASER190
AGLN192
ASER202
AGLY212
AGLY214
AGLY222
AHOH434
AHOH490

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VSAAHC
ChainResidueDetails
AVAL54-CYS59

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

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: Charge relay system
ChainResidueDetails
AHIS58
AASP102
ASER195

site_idSWS_FT_FI2
Number of Residues7
DetailsBINDING:
ChainResidueDetails
AGLU70
AASN72
AVAL75
AGLU80
AASP189
AGLN192
ASER195

237735

PDB entries from 2025-06-18

PDB statisticsPDBj update infoContact PDBjnumon