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3NU0

Design, Synthesis, Biological Evaluation and X-ray Crystal Structure of Novel Classical 6,5,6-TricyclicBenzo[4,5]thieno[2,3-d]pyrimidines as Dual Thymidylate Synthase and Dihydrofolate Reductase Inhibitors

Functional Information from GO Data
ChainGOidnamespacecontents
A0000900molecular_functionmRNA regulatory element binding translation repressor activity
A0003723molecular_functionRNA binding
A0003729molecular_functionmRNA binding
A0004146molecular_functiondihydrofolate reductase activity
A0005542molecular_functionfolic acid binding
A0005737cellular_componentcytoplasm
A0005739cellular_componentmitochondrion
A0005829cellular_componentcytosol
A0006729biological_processtetrahydrobiopterin biosynthetic process
A0006730biological_processone-carbon metabolic process
A0008144molecular_functionobsolete drug binding
A0016491molecular_functionoxidoreductase activity
A0017148biological_processnegative regulation of translation
A0031103biological_processaxon regeneration
A0031427biological_processresponse to methotrexate
A0046452biological_processdihydrofolate metabolic process
A0046653biological_processtetrahydrofolate metabolic process
A0046654biological_processtetrahydrofolate biosynthetic process
A0046655biological_processfolic acid metabolic process
A0050661molecular_functionNADP binding
A0051000biological_processpositive regulation of nitric-oxide synthase activity
A0070402molecular_functionNADPH binding
A1990825molecular_functionsequence-specific mRNA binding
A2000121biological_processregulation of removal of superoxide radicals
Functional Information from PDB Data
site_idAC1
Number of Residues36
DetailsBINDING SITE FOR RESIDUE NDP A 187
ChainResidue
AVAL8
ALYS55
ATHR56
ALEU75
ASER76
AARG77
AGLU78
AARG91
ASER92
AVAL115
AGLY117
AALA9
ASER118
ASER119
ATYR121
ATHR146
A3TU188
AHOH195
AHOH202
AHOH213
AHOH228
AHOH234
AILE16
AHOH261
AHOH275
AHOH296
AHOH305
AHOH346
AHOH348
AHOH376
AGLY17
AGLY20
AASP21
ALEU22
AGLY53
ALYS54

site_idAC2
Number of Residues17
DetailsBINDING SITE FOR RESIDUE 3TU A 188
ChainResidue
AILE7
AVAL8
AALA9
AGLU30
APHE31
APHE34
AGLN35
ATHR56
APRO61
AASN64
AARG70
AVAL115
ATHR136
ANDP187
AHOH220
AHOH229
AHOH361

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 189
ChainResidue
AGLU62
ALYS157
AHOH285
AHOH351

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 190
ChainResidue
ALYS122
APRO149
AGLU150
AHOH253

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 A 191
ChainResidue
AARG77
AARG91

Functional Information from PROSITE/UniProt
site_idPS00075
Number of Residues24
DetailsDHFR_1 Dihydrofolate reductase (DHFR) domain signature. GIGkngdLPWpplrnEfryFqrmT
ChainResidueDetails
AGLY15-THR38

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues5
DetailsBINDING: BINDING => ECO:0000269|PubMed:15039552, ECO:0000269|PubMed:16222560, ECO:0000269|PubMed:19478082
ChainResidueDetails
AALA9
AGLY15
ALYS54
ASER76
AGLY116

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING: BINDING => ECO:0000305|PubMed:2248959
ChainResidueDetails
AGLU30
AASN64
AARG70

Catalytic Information from CSA
site_idMCSA1
Number of Residues2
DetailsM-CSA 490
ChainResidueDetails
ALEU22electrostatic stabiliser
AGLU30electrostatic stabiliser

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PDB entries from 2024-05-01

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