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

5FXL

Structure of trypsin solved by MR from data collected by Direct Data Collection (DDC) using the ESRF RoboDiff goniometer

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 301
ChainResidue
AGLU70
AASN72
AVAL75
AGLU80
AHOH2032
AHOH2033

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE BEN A 302
ChainResidue
ATRP217
AGLY221
AGLY229
ASO4303
AASP191
ASER192
ASER197

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 303
ChainResidue
AHIS57
AGLN194
AGLY195
ASER197
ABEN302

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 304
ChainResidue
ALYS169
APRO173
AGLY174
AHOH2069

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 1001
ChainResidue
APRO152
AASP153
AVAL154
ALYS156

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
AASP191-VAL202

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: Charge relay system
ChainResidueDetails
AHIS57
AASP102
ASER197

site_idSWS_FT_FI2
Number of Residues7
DetailsBINDING:
ChainResidueDetails
AGLU70
AASN72
AVAL75
AGLU80
AASP191
AGLN194
ASER197

238268

PDB entries from 2025-07-02

PDB statisticsPDBj update infoContact PDBjnumon