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7A0U

LIGAND FREE TYPE II E. COLI ASPARAGINASE T12S/T89S DOUBLE MUTANT

Functional Information from GO Data
ChainGOidnamespacecontents
A0004067molecular_functionasparaginase activity
A0006528biological_processasparagine metabolic process
A0006530biological_processL-asparagine catabolic process
A0016787molecular_functionhydrolase activity
A0030288cellular_componentouter membrane-bounded periplasmic space
A0032991cellular_componentprotein-containing complex
A0042597cellular_componentperiplasmic space
A0042802molecular_functionidentical protein binding
A0051289biological_processprotein homotetramerization
B0004067molecular_functionasparaginase activity
B0006528biological_processasparagine metabolic process
B0006530biological_processL-asparagine catabolic process
B0016787molecular_functionhydrolase activity
B0030288cellular_componentouter membrane-bounded periplasmic space
B0032991cellular_componentprotein-containing complex
B0042597cellular_componentperiplasmic space
B0042802molecular_functionidentical protein binding
B0051289biological_processprotein homotetramerization
C0004067molecular_functionasparaginase activity
C0006528biological_processasparagine metabolic process
C0006530biological_processL-asparagine catabolic process
C0016787molecular_functionhydrolase activity
C0030288cellular_componentouter membrane-bounded periplasmic space
C0032991cellular_componentprotein-containing complex
C0042597cellular_componentperiplasmic space
C0042802molecular_functionidentical protein binding
C0051289biological_processprotein homotetramerization
D0004067molecular_functionasparaginase activity
D0006528biological_processasparagine metabolic process
D0006530biological_processL-asparagine catabolic process
D0016787molecular_functionhydrolase activity
D0030288cellular_componentouter membrane-bounded periplasmic space
D0032991cellular_componentprotein-containing complex
D0042597cellular_componentperiplasmic space
D0042802molecular_functionidentical protein binding
D0051289biological_processprotein homotetramerization
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"O-isoaspartyl threonine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU10099","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10100","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"12595697","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1906013","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8434007","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8706862","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"12595697","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8434007","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NNS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3ECA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues5
DetailsM-CSA 455
ChainResidueDetails
ASER12covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
ASER89electrostatic stabiliser, increase basicity, proton acceptor, proton donor, proton relay
AASP90electrostatic stabiliser, increase acidity, increase basicity, increase nucleophilicity, proton acceptor, proton donor
ALYS162proton acceptor, proton donor
AGLU283electrostatic stabiliser

site_idMCSA2
Number of Residues6
DetailsM-CSA 455
ChainResidueDetails
BSER12covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
BTYR25electrostatic stabiliser, increase nucleophilicity, proton acceptor, proton donor, proton relay
BSER89electrostatic stabiliser, increase basicity, proton acceptor, proton donor, proton relay
BASP90electrostatic stabiliser, increase acidity, increase basicity, increase nucleophilicity, proton acceptor, proton donor
BLYS162proton acceptor, proton donor
BGLU283electrostatic stabiliser

site_idMCSA3
Number of Residues5
DetailsM-CSA 455
ChainResidueDetails
CSER12covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
CSER89electrostatic stabiliser, increase basicity, proton acceptor, proton donor, proton relay
CASP90electrostatic stabiliser, increase acidity, increase basicity, increase nucleophilicity, proton acceptor, proton donor
CLYS162proton acceptor, proton donor
CGLU283electrostatic stabiliser

site_idMCSA4
Number of Residues5
DetailsM-CSA 455
ChainResidueDetails
DSER12covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, proton acceptor, proton donor
DSER89electrostatic stabiliser, increase basicity, proton acceptor, proton donor, proton relay
DASP90electrostatic stabiliser, increase acidity, increase basicity, increase nucleophilicity, proton acceptor, proton donor
DLYS162proton acceptor, proton donor
DGLU283electrostatic stabiliser

246031

PDB entries from 2025-12-10

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