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4K1T

Gly-Ser-SplB protease from Staphylococcus aureus at 1.60 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005576cellular_componentextracellular region
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
B0004252molecular_functionserine-type endopeptidase activity
B0005576cellular_componentextracellular region
B0006508biological_processproteolysis
B0008233molecular_functionpeptidase activity
B0008236molecular_functionserine-type peptidase activity
B0016787molecular_functionhydrolase activity
C0004252molecular_functionserine-type endopeptidase activity
C0005576cellular_componentextracellular region
C0006508biological_processproteolysis
C0008233molecular_functionpeptidase activity
C0008236molecular_functionserine-type peptidase activity
C0016787molecular_functionhydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 301
ChainResidue
AHIS123
AGLU153
BASP180
CGLY-2

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 302
ChainResidue
AHIS39
AASP77
AHOH657
AHOH658

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 303
ChainResidue
ASO4304
BASP181
CASP181
AASP181

site_idAC4
Number of Residues11
DetailsBINDING SITE FOR RESIDUE SO4 A 304
ChainResidue
AASP180
AASP181
AZN303
AHOH403
AHOH416
AHOH652
BASP180
BASP181
BHOH541
CASP180
CASP181

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 305
ChainResidue
AARG86
AASN96
AHOH639
BARG86
BASN96
CARG86
CASN96

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 306
ChainResidue
ALYS6
ALYS8
AHOH659
CARG115
CHOH456
CHOH630

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 307
ChainResidue
AARG183
AASN184
CSER175

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 308
ChainResidue
AASP180
ASO4309
AHOH416
CHIS151

site_idAC9
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 A 309
ChainResidue
AGLY-2
ASER-1
AASP180
AZN308
AHOH404
AHOH416
AHOH430
AHOH595
CASN2
CHIS151

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 301
ChainResidue
AHIS151
AHOH403
BASP180
BSO4302

site_idBC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 B 302
ChainResidue
AASN2
AHIS151
AHOH403
AHOH439
BASP180
BZN301
BHOH425
BHOH541
CGLY-2
CSER-1

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 303
ChainResidue
BGLY-2
BHIS123
BGLU153
CASP180

site_idBC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 304
ChainResidue
BHIS39
BASP77
BHOH571
BHOH593

site_idBC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 305
ChainResidue
BLYS6
BLYS8
BARG115
BHOH580
BHOH661

site_idBC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL B 306
ChainResidue
ASER175
BASN184

site_idBC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL B 307
ChainResidue
BSER175
BHOH562
CARG183
CASN184

site_idBC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 301
ChainResidue
AHOH652
BHIS151
CASP180
CSO4302

site_idBC9
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 C 302
ChainResidue
CHOH447
AHOH652
BSER-1
BASN2
BHIS151
BHOH557
BHOH578
CASP180
CZN301
CHOH405

site_idCC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 303
ChainResidue
AGLY-2
AASP180
CHIS123
CGLU153

site_idCC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN C 304
ChainResidue
CHIS39
CASP77
CHOH515
CHOH670

site_idCC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 C 305
ChainResidue
AARG115
CLYS6
CLYS8
CHOH666

Functional Information from PROSITE/UniProt
site_idPS00672
Number of Residues15
DetailsV8_HIS Serine proteases, V8 family, histidine active site. TGFVVGknTIlTnkH
ChainResidueDetails
ATHR25-HIS39

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues9
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PubMed","id":"18448121","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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