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4KY4

Crystal structure of non-classical TS inhibitor 2 in complex with Toxoplasma gondii TS-DHFR

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004146molecular_functiondihydrofolate reductase activity
A0004799molecular_functionthymidylate synthase activity
A0005739cellular_componentmitochondrion
A0005829cellular_componentcytosol
A0006231biological_processdTMP biosynthetic process
A0006730biological_processone-carbon metabolic process
A0008168molecular_functionmethyltransferase activity
A0009165biological_processnucleotide biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0016740molecular_functiontransferase activity
A0016741molecular_functiontransferase activity, transferring one-carbon groups
A0032259biological_processmethylation
A0046654biological_processtetrahydrofolate biosynthetic process
B0003824molecular_functioncatalytic activity
B0004146molecular_functiondihydrofolate reductase activity
B0004799molecular_functionthymidylate synthase activity
B0005739cellular_componentmitochondrion
B0005829cellular_componentcytosol
B0006231biological_processdTMP biosynthetic process
B0006730biological_processone-carbon metabolic process
B0008168molecular_functionmethyltransferase activity
B0009165biological_processnucleotide biosynthetic process
B0016491molecular_functionoxidoreductase activity
B0016740molecular_functiontransferase activity
B0016741molecular_functiontransferase activity, transferring one-carbon groups
B0032259biological_processmethylation
B0046654biological_processtetrahydrofolate biosynthetic process
C0003824molecular_functioncatalytic activity
C0004146molecular_functiondihydrofolate reductase activity
C0004799molecular_functionthymidylate synthase activity
C0005739cellular_componentmitochondrion
C0005829cellular_componentcytosol
C0006231biological_processdTMP biosynthetic process
C0006730biological_processone-carbon metabolic process
C0008168molecular_functionmethyltransferase activity
C0009165biological_processnucleotide biosynthetic process
C0016491molecular_functionoxidoreductase activity
C0016740molecular_functiontransferase activity
C0016741molecular_functiontransferase activity, transferring one-carbon groups
C0032259biological_processmethylation
C0046654biological_processtetrahydrofolate biosynthetic process
D0003824molecular_functioncatalytic activity
D0004146molecular_functiondihydrofolate reductase activity
D0004799molecular_functionthymidylate synthase activity
D0005739cellular_componentmitochondrion
D0005829cellular_componentcytosol
D0006231biological_processdTMP biosynthetic process
D0006730biological_processone-carbon metabolic process
D0008168molecular_functionmethyltransferase activity
D0009165biological_processnucleotide biosynthetic process
D0016491molecular_functionoxidoreductase activity
D0016740molecular_functiontransferase activity
D0016741molecular_functiontransferase activity, transferring one-carbon groups
D0032259biological_processmethylation
D0046654biological_processtetrahydrofolate biosynthetic process
E0003824molecular_functioncatalytic activity
E0004146molecular_functiondihydrofolate reductase activity
E0004799molecular_functionthymidylate synthase activity
E0005739cellular_componentmitochondrion
E0005829cellular_componentcytosol
E0006231biological_processdTMP biosynthetic process
E0006730biological_processone-carbon metabolic process
E0008168molecular_functionmethyltransferase activity
E0009165biological_processnucleotide biosynthetic process
E0016491molecular_functionoxidoreductase activity
E0016740molecular_functiontransferase activity
E0016741molecular_functiontransferase activity, transferring one-carbon groups
E0032259biological_processmethylation
E0046654biological_processtetrahydrofolate biosynthetic process
F0003824molecular_functioncatalytic activity
F0004146molecular_functiondihydrofolate reductase activity
F0004799molecular_functionthymidylate synthase activity
F0005739cellular_componentmitochondrion
F0005829cellular_componentcytosol
F0006231biological_processdTMP biosynthetic process
F0006730biological_processone-carbon metabolic process
F0008168molecular_functionmethyltransferase activity
F0009165biological_processnucleotide biosynthetic process
F0016491molecular_functionoxidoreductase activity
F0016740molecular_functiontransferase activity
F0016741molecular_functiontransferase activity, transferring one-carbon groups
F0032259biological_processmethylation
F0046654biological_processtetrahydrofolate biosynthetic process
G0003824molecular_functioncatalytic activity
G0004146molecular_functiondihydrofolate reductase activity
G0004799molecular_functionthymidylate synthase activity
G0005739cellular_componentmitochondrion
G0005829cellular_componentcytosol
G0006231biological_processdTMP biosynthetic process
G0006730biological_processone-carbon metabolic process
G0008168molecular_functionmethyltransferase activity
G0009165biological_processnucleotide biosynthetic process
G0016491molecular_functionoxidoreductase activity
G0016740molecular_functiontransferase activity
G0016741molecular_functiontransferase activity, transferring one-carbon groups
G0032259biological_processmethylation
G0046654biological_processtetrahydrofolate biosynthetic process
H0003824molecular_functioncatalytic activity
H0004146molecular_functiondihydrofolate reductase activity
H0004799molecular_functionthymidylate synthase activity
H0005739cellular_componentmitochondrion
H0005829cellular_componentcytosol
H0006231biological_processdTMP biosynthetic process
H0006730biological_processone-carbon metabolic process
H0008168molecular_functionmethyltransferase activity
H0009165biological_processnucleotide biosynthetic process
H0016491molecular_functionoxidoreductase activity
H0016740molecular_functiontransferase activity
H0016741molecular_functiontransferase activity, transferring one-carbon groups
H0032259biological_processmethylation
H0046654biological_processtetrahydrofolate biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues11
DetailsBINDING SITE FOR RESIDUE UMP A 701
ChainResidue
ACYS489
BARG469
BARG470
AHIS490
AGLN509
AARG510
ASER511
AASP513
AASN521
AHIS551
ATYR553

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE 04J A 702
ChainResidue
AVAL8
AVAL9
AALA10
AASP31
APHE32
APHE35
ASER36
APHE91
ALEU94
AARG97
ATHR172
ANDP703

site_idAC3
Number of Residues21
DetailsBINDING SITE FOR RESIDUE NDP A 703
ChainResidue
AVAL9
AALA10
AILE17
AGLY18
AILE19
AASN21
AGLY22
AGLY80
AARG81
ALYS82
ATHR83
ASER86
AVAL102
ASER103
ASER104
AGLY153
AALA154
AGLY155
ATYR157
AVAL182
A04J702

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE 1UE A 704
ChainResidue
AILE402
ATRP403
AASN406
AASP513
ALEU516
AGLY517
AMET608
AALA609

site_idAC5
Number of Residues11
DetailsBINDING SITE FOR RESIDUE UMP B 701
ChainResidue
AARG469
AARG470
BCYS489
BHIS490
BGLN509
BARG510
BSER511
BASP513
BASN521
BHIS551
BTYR553

site_idAC6
Number of Residues11
DetailsBINDING SITE FOR RESIDUE 04J B 702
ChainResidue
BVAL8
BVAL9
BALA10
BASP31
BPHE32
BPHE35
BSER36
BPHE91
BARG97
BTHR172
BNDP703

site_idAC7
Number of Residues23
DetailsBINDING SITE FOR RESIDUE NDP B 703
ChainResidue
BVAL9
BALA10
BILE17
BGLY18
BILE19
BASN21
BGLY22
BLEU23
BTRP25
BGLY80
BARG81
BLYS82
BTHR83
BSER86
BVAL102
BSER103
BSER104
BSER105
BALA128
BGLY153
BALA154
BVAL182
B04J702

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE 1UE B 704
ChainResidue
BASP513
BLEU516
BGLY517
BMET608
BALA609
BTRP403
BASN406

site_idAC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE UMP C 701
ChainResidue
CCYS489
CHIS490
CGLN509
CARG510
CSER511
CASP513
CASN521
CHIS551
CTYR553
DARG469
DARG470

site_idBC1
Number of Residues11
DetailsBINDING SITE FOR RESIDUE 04J C 702
ChainResidue
CVAL8
CVAL9
CASP31
CPHE32
CPHE35
CSER36
CPHE91
CLEU94
CARG97
CTHR172
CNDP703

site_idBC2
Number of Residues21
DetailsBINDING SITE FOR RESIDUE NDP C 703
ChainResidue
CVAL9
CALA10
CILE17
CGLY18
CILE19
CASN21
CGLY22
CARG81
CLYS82
CTHR83
CSER86
CVAL102
CSER103
CSER104
CGLY153
CALA154
CGLY155
CLEU156
CTYR157
CVAL182
C04J702

site_idBC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE 1UE C 704
ChainResidue
CILE402
CTRP403
CASN406
CASP513
CLEU516
CGLY517
CMET608
CALA609

site_idBC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE UMP D 701
ChainResidue
CARG469
CARG470
DCYS489
DHIS490
DGLN509
DARG510
DSER511
DASP513
DASN521
DHIS551
DTYR553
D1UE704

site_idBC5
Number of Residues10
DetailsBINDING SITE FOR RESIDUE 04J D 702
ChainResidue
DVAL8
DVAL9
DALA10
DASP31
DPHE32
DPHE35
DSER36
DPHE91
DARG97
DNDP703

site_idBC6
Number of Residues25
DetailsBINDING SITE FOR RESIDUE NDP D 703
ChainResidue
DVAL9
DALA10
DILE17
DGLY18
DILE19
DASN21
DGLY22
DLEU23
DTRP25
DGLY80
DARG81
DLYS82
DTHR83
DSER86
DVAL102
DSER103
DSER104
DSER105
DALA128
DGLY153
DALA154
DGLY155
DTYR157
DVAL182
D04J702

site_idBC7
Number of Residues8
DetailsBINDING SITE FOR RESIDUE 1UE D 704
ChainResidue
DTRP403
DASN406
DASP513
DLEU516
DGLY517
DMET608
DALA609
DUMP701

site_idBC8
Number of Residues12
DetailsBINDING SITE FOR RESIDUE UMP E 701
ChainResidue
ECYS489
EHIS490
EGLN509
EARG510
ESER511
EASP513
EASN521
EHIS551
ETYR553
E1UE704
FARG469
FARG470

site_idBC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE 04J E 702
ChainResidue
EVAL8
EVAL9
EASP31
EPHE32
EPHE35
ESER36
EPHE91
ELEU94
EARG97
ETHR172
ENDP703

site_idCC1
Number of Residues21
DetailsBINDING SITE FOR RESIDUE NDP E 703
ChainResidue
EVAL9
EALA10
EILE17
EGLY18
EILE19
EASN21
EGLY22
ELEU23
ETRP25
EGLY80
EARG81
ELYS82
ETHR83
ESER86
EVAL102
ESER103
ESER104
EGLY153
EALA154
ETYR157
E04J702

site_idCC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 1UE E 704
ChainResidue
EILE402
ETRP403
EASN406
EASP513
ELEU516
EGLY517
EMET608
EALA609
EUMP701

site_idCC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE UMP F 701
ChainResidue
EARG469
EARG470
FCYS489
FHIS490
FGLN509
FARG510
FSER511
FASP513
FASN521
FHIS551
FTYR553
F1UE704

site_idCC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE 04J F 702
ChainResidue
FVAL8
FVAL9
FALA10
FASP31
FPHE32
FPHE35
FSER36
FPHE91
FARG97
FNDP703

site_idCC5
Number of Residues23
DetailsBINDING SITE FOR RESIDUE NDP F 703
ChainResidue
FALA10
FILE17
FGLY18
FILE19
FASN21
FGLY22
FLEU23
FTRP25
FGLY80
FARG81
FLYS82
FTHR83
FSER86
FVAL102
FSER103
FSER104
FSER105
FALA128
FGLY153
FALA154
FGLY155
FVAL182
F04J702

site_idCC6
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 1UE F 704
ChainResidue
FTRP403
FASN406
FASP513
FLEU516
FGLY517
FPHE520
FMET608
FALA609
FUMP701

site_idCC7
Number of Residues13
DetailsBINDING SITE FOR RESIDUE UMP G 701
ChainResidue
GTYR429
GCYS489
GHIS490
GGLN509
GARG510
GSER511
GASP513
GASN521
GHIS551
GTYR553
G1UE704
HARG469
HARG470

site_idCC8
Number of Residues11
DetailsBINDING SITE FOR RESIDUE 04J G 702
ChainResidue
GVAL8
GVAL9
GALA10
GASP31
GPHE32
GLYS33
GPHE35
GSER36
GPHE91
GARG97
GNDP703

site_idCC9
Number of Residues21
DetailsBINDING SITE FOR RESIDUE NDP G 703
ChainResidue
GVAL9
GALA10
GILE17
GGLY18
GASN21
GGLY22
GGLY80
GARG81
GLYS82
GTHR83
GSER86
GVAL102
GSER103
GSER104
GSER105
GALA128
GGLY153
GALA154
GGLY155
GVAL182
G04J702

site_idDC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE 1UE G 704
ChainResidue
GTRP403
GASN406
GASP513
GLEU516
GGLY517
GALA609
GUMP701

site_idDC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE UMP H 701
ChainResidue
GARG469
GARG470
HTYR429
HCYS489
HHIS490
HGLN509
HARG510
HSER511
HASP513
HASN521
HHIS551
HTYR553
H1UE704

site_idDC3
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 04J H 702
ChainResidue
HVAL8
HVAL9
HALA10
HASP31
HPHE32
HPHE35
HSER36
HMET87
HPHE91
HLEU94
HARG97
HTHR172
HNDP703

site_idDC4
Number of Residues19
DetailsBINDING SITE FOR RESIDUE NDP H 703
ChainResidue
HVAL9
HALA10
HILE17
HILE19
HASN21
HGLY22
HLEU23
HTRP25
HGLY80
HARG81
HLYS82
HTHR83
HSER86
HVAL102
HSER103
HSER104
HGLY153
HALA154
H04J702

site_idDC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE 1UE H 704
ChainResidue
HTRP403
HASP513
HLEU516
HGLY517
HMET608
HALA609
HUMP701

Functional Information from PROSITE/UniProt
site_idPS00075
Number of Residues24
DetailsDHFR_1 Dihydrofolate reductase (DHFR) domain signature. GIGinngLPWphlttDfkhFsrvT
ChainResidueDetails
AGLY16-THR39

site_idPS00091
Number of Residues29
DetailsTHYMIDYLATE_SYNTHASE Thymidylate synthase active site. RrmLmtaWNpaaldema.....LpPCHllcQFyV
ChainResidueDetails
AARG469-VAL497

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2304
DetailsRegion: {"description":"Thymidylate synthase"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsActive site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues200
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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