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3HZG

Crystal structure of mycobacterium tuberculosis thymidylate synthase X bound with FAD

Functional Information from GO Data
ChainGOidnamespacecontents
A0004799molecular_functionthymidylate synthase activity
A0006231biological_processdTMP biosynthetic process
A0006235biological_processdTTP biosynthetic process
A0008168molecular_functionmethyltransferase activity
A0009165biological_processnucleotide biosynthetic process
A0016740molecular_functiontransferase activity
A0032259biological_processmethylation
A0050660molecular_functionflavin adenine dinucleotide binding
A0050797molecular_functionthymidylate synthase (FAD) activity
A0070402molecular_functionNADPH binding
B0004799molecular_functionthymidylate synthase activity
B0006231biological_processdTMP biosynthetic process
B0006235biological_processdTTP biosynthetic process
B0008168molecular_functionmethyltransferase activity
B0009165biological_processnucleotide biosynthetic process
B0016740molecular_functiontransferase activity
B0032259biological_processmethylation
B0050660molecular_functionflavin adenine dinucleotide binding
B0050797molecular_functionthymidylate synthase (FAD) activity
B0070402molecular_functionNADPH binding
C0004799molecular_functionthymidylate synthase activity
C0006231biological_processdTMP biosynthetic process
C0006235biological_processdTTP biosynthetic process
C0008168molecular_functionmethyltransferase activity
C0009165biological_processnucleotide biosynthetic process
C0016740molecular_functiontransferase activity
C0032259biological_processmethylation
C0050660molecular_functionflavin adenine dinucleotide binding
C0050797molecular_functionthymidylate synthase (FAD) activity
C0070402molecular_functionNADPH binding
D0004799molecular_functionthymidylate synthase activity
D0006231biological_processdTMP biosynthetic process
D0006235biological_processdTTP biosynthetic process
D0008168molecular_functionmethyltransferase activity
D0009165biological_processnucleotide biosynthetic process
D0016740molecular_functiontransferase activity
D0032259biological_processmethylation
D0050660molecular_functionflavin adenine dinucleotide binding
D0050797molecular_functionthymidylate synthase (FAD) activity
D0070402molecular_functionNADPH binding
Functional Information from PDB Data
site_idAC1
Number of Residues10
DetailsBINDING SITE FOR RESIDUE PO4 A 1001
ChainResidue
AARG87
DPO41003
AGLN103
ASER105
AGLN106
AARG172
AHOH286
DGLU92
DHOH314
DHOH315

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PO4 A 1002
ChainResidue
AGLU92
AARG199
BFAD501
DPO41008

site_idAC3
Number of Residues20
DetailsBINDING SITE FOR RESIDUE FAD A 501
ChainResidue
ACYS43
AGLY68
AHIS69
ASER71
AGLU74
AHIS98
AASN188
AARG190
AHOH271
AHOH303
BARG95
BHIS96
BARG97
BHIS98
BHIS194
BARG199
BFAD501
BPO41007
CGLN103
CTYR108

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL A 259
ChainResidue
AARG87
ASER88
AHIS91
AASN177
DARG87
DASN177

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PO4 B 1005
ChainResidue
BARG87
BSER105
BGLN106
BARG172
BHOH293
CGLU92
CHOH326
CPO41004

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PO4 B 1007
ChainResidue
AFAD501
BGLU92
BARG95
BARG199
CPO41006

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 B 1009
ChainResidue
BARG87
BSER88
BHIS91
BASN177
CARG87
CHIS91
CASN177

site_idAC8
Number of Residues23
DetailsBINDING SITE FOR RESIDUE FAD B 501
ChainResidue
AARG95
AHIS96
AARG97
AHIS98
AHIS194
AARG199
AHOH267
AFAD501
APO41002
BCYS43
BTYR44
BGLY68
BHIS69
BSER71
BGLU74
BHIS98
BASN188
BARG190
BHOH294
BHOH297
BHOH300
DSER102
DGLN103

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PO4 C 1004
ChainResidue
BPO41005
CGLU92
CARG95
CARG199
CHOH326
CFAD501

site_idBC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PO4 C 1006
ChainResidue
BGLU92
BPO41007
CARG87
CGLN103
CSER105
CGLN106
CARG172
CHOH304

site_idBC2
Number of Residues27
DetailsBINDING SITE FOR RESIDUE FAD C 501
ChainResidue
BGLN103
BSER105
BTYR108
CARG95
CHIS96
CARG97
CHIS98
CHIS194
CMET198
CARG199
CGOL260
CHOH264
CHOH312
CPO41004
DCYS43
DTYR44
DVAL67
DGLY68
DHIS69
DSER71
DGLU74
DHIS98
DASN188
DARG190
DFAD501
BSER100
BSER102

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL C 259
ChainResidue
CPHE70
CARG190
DFAD501

site_idBC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL C 260
ChainResidue
BARG107
BTYR108
CMET198
CARG199
CHIS203
CFAD501

site_idBC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 D 1003
ChainResidue
APO41001
DGLU92
DARG95
DARG199
DHOH314
DHOH315
DFAD501

site_idBC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PO4 D 1008
ChainResidue
AGLU92
APO41002
DARG87
DSER105
DGLN106
DARG172

site_idBC7
Number of Residues24
DetailsBINDING SITE FOR RESIDUE FAD D 501
ChainResidue
ASER100
ASER102
AGLN103
ATYR108
CCYS43
CGLY68
CHIS69
CSER71
CGLU74
CHIS98
CASN188
CARG190
CGOL259
CFAD501
DARG95
DHIS96
DARG97
DHIS98
DHIS194
DARG199
DHOH259
DHOH296
DHOH297
DPO41003

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues904
DetailsDomain: {"description":"ThyX","evidences":[{"source":"PROSITE-ProRule","id":"PRU00661","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues40
DetailsMotif: {"description":"ThyX motif","evidences":[{"source":"HAMAP-Rule","id":"MF_01408","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsActive site: {"description":"Involved in ionization of N3 of dUMP, leading to its activation","evidences":[{"source":"HAMAP-Rule","id":"MF_01408","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues28
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16139296","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2AF6","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3GWC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3HZG","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues24
DetailsBinding site: {"description":"in other chain","evidences":[{"source":"PubMed","id":"16139296","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"2AF6","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16139296","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"2AF6","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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