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1N5I

CRYSTAL STRUCTURE OF INACTIVE MYCOBACTERIUM TUBERCULOSIS THYMIDYLATE KINASE COMPLEXED WITH THYMIDINE MONOPHOSPHATE (TMP) AT PH 4.6 (RESOLUTION 1.85 A)

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0004798molecular_functiondTMP kinase activity
A0005524molecular_functionATP binding
A0005525molecular_functionGTP binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006227biological_processdUDP biosynthetic process
A0006233biological_processdTDP biosynthetic process
A0006235biological_processdTTP biosynthetic process
A0009165biological_processnucleotide biosynthetic process
A0016301molecular_functionkinase activity
A0016740molecular_functiontransferase activity
A0042803molecular_functionprotein homodimerization activity
A0046044biological_processTMP metabolic process
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 A 215
ChainResidue
AGLY10
AALA11
AGLY12
ALYS13
AARG14
AARG153
AFLC919
AHOH1137

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE SO4 A 216
ChainResidue
ALYS132
AALA154
AGLN155
AALA161
AARG162
AARG167
ATRP187
AGLY188
AHOH1053
AGLN121

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE FLC A 919
ChainResidue
AGLY10
AALA11
AGLY12
ALYS13
AARG14
AASP94
ASO4215
AHOH1014

site_idAC4
Number of Residues12
DetailsBINDING SITE FOR RESIDUE TMP A 217
ChainResidue
AASP9
ATYR39
APHE70
AARG74
AARG95
AASN100
ATYR103
AASP163
ATYR165
AHOH1006
AHOH1014
AHOH1152

site_idAC5
Number of Residues10
DetailsBINDING SITE FOR RESIDUE ATP A 543
ChainResidue
AARG25
ATHR33
ALEU34
AGLN41
ALEU84
AHOH1005
AHOH1019
AHOH1057
AHOH1102
AHOH1111

Functional Information from PROSITE/UniProt
site_idPS01331
Number of Residues13
DetailsTHYMIDYLATE_KINASE Thymidylate kinase signature. ILDRYvaSNaAYS
ChainResidueDetails
AILE92-SER104

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsRegion: {"description":"LID"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues17
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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