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5AVJ

Crystal structure of proteinase K from Engyodontium album

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
A0008236molecular_functionserine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue NO3 A 1001
ChainResidue
ATYR60
ATYR61
AARG80
ALYS94
AASP97
AASP98
AHOH1172
AHOH1312

site_idAC2
Number of Residues8
Detailsbinding site for residue NO3 A 1002
ChainResidue
ALEU133
AALA158
AASN161
ATHR223
ASER224
AHOH1144
AHOH1256
ASER132

site_idAC3
Number of Residues5
Detailsbinding site for residue NO3 A 1003
ChainResidue
AASP165
AARG167
AASN168
AGLY214
AHOH1337

site_idAC4
Number of Residues5
Detailsbinding site for residue NO3 A 1004
ChainResidue
AASP184
ATYR186
AARG188
ATHR244
AHOH1106

site_idAC5
Number of Residues10
Detailsbinding site for residue GOL A 1005
ChainResidue
AARG188
AARG189
ALYS242
ATHR243
ASER247
ATYR251
AASN263
AHOH1131
AHOH1178
AHOH1335

site_idAC6
Number of Residues7
Detailsbinding site for residue CA A 1006
ChainResidue
APRO175
AVAL177
AASP200
AHOH1165
AHOH1202
AHOH1279
AHOH1342

site_idAC7
Number of Residues6
Detailsbinding site for residue CA A 1007
ChainResidue
ATHR16
AASP260
AHOH1265
AHOH1289
AHOH1352
AHOH1375

Functional Information from PROSITE/UniProt
site_idPS00136
Number of Residues12
DetailsSUBTILASE_ASP Serine proteases, subtilase family, aspartic acid active site. VYVIDTGIeasH
ChainResidueDetails
AVAL35-HIS46

site_idPS00137
Number of Residues11
DetailsSUBTILASE_HIS Serine proteases, subtilase family, histidine active site. HGThCAGtVGS
ChainResidueDetails
AHIS69-SER79

site_idPS00138
Number of Residues11
DetailsSUBTILASE_SER Serine proteases, subtilase family, serine active site. GTSmAtPhVAG
ChainResidueDetails
AGLY222-GLY232

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues272
DetailsDomain: {"description":"Peptidase S8","evidences":[{"source":"PROSITE-ProRule","id":"PRU01240","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PROSITE-ProRule","id":"PRU01240","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues5
DetailsBinding site: {}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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