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CRYSTAL STRUCTURE ANALYSIS OF SER254 MUTANT OF ESCHERICHIA COLI THYMIDYLATE SYNTHASE

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000287	molecular_function	magnesium ion binding
A	0003723	molecular_function	RNA binding
A	0004799	molecular_function	thymidylate synthase activity
A	0005737	cellular_component	cytoplasm
A	0005829	cellular_component	cytosol
A	0006231	biological_process	dTMP biosynthetic process
A	0006235	biological_process	dTTP biosynthetic process
A	0006417	biological_process	regulation of translation
A	0008168	molecular_function	methyltransferase activity
A	0009165	biological_process	nucleotide biosynthetic process
A	0009314	biological_process	response to radiation
A	0016741	molecular_function	transferase activity, transferring one-carbon groups
A	0032259	biological_process	methylation
A	0042803	molecular_function	protein homodimerization activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	3
Details	BINDING SITE FOR RESIDUE SO4 A 320

Chain	Residue
A	ARG225
A	HIS255
A	HOH410

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site_id	AC2
Number of Residues	7
Details	BINDING SITE FOR RESIDUE SO4 A 321

Chain	Residue
A	HOH539
A	ARG21
A	ARG126
A	ARG127
A	ARG166
A	HOH373
A	HOH536

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site_id	AC3
Number of Residues	7
Details	BINDING SITE FOR RESIDUE SO4 A 322

Chain	Residue
A	HIS51
A	ARG53
A	SER54
A	HOH394
A	HOH397
A	HOH398
A	HOH492

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Functional Information from PROSITE/UniProt

site_id	PS00091
Number of Residues	29
Details	THYMIDYLATE_SYNTHASE Thymidylate synthase active site. RriIvsaWNvgeldkma.....LaPCHaffQFyV

Chain	Residue	Details
A	ARG126-VAL154

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: Nucleophile => ECO:0000255|HAMAP-Rule:MF_00008, ECO:0000269|PubMed:2223754, ECO:0000269|PubMed:8973201, ECO:0000269|PubMed:9416600

Chain	Residue	Details
A	CME146

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site_id	SWS_FT_FI2
Number of Residues	4
Details	BINDING: in other chain => ECO:0000269|PubMed:2223754, ECO:0000269|PubMed:8973201, ECO:0007744|PDB:1KCE, ECO:0007744|PDB:2TSC

Chain	Residue	Details
A	ARG21
A	ARG166
A	ASN177
A	HIS207

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site_id	SWS_FT_FI3
Number of Residues	3
Details	BINDING: BINDING => ECO:0000305|PubMed:8312270, ECO:0007744|PDB:1TYS

Chain	Residue	Details
A	HIS51
A	ASP169
A	ALA263

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site_id	SWS_FT_FI4
Number of Residues	1
Details	BINDING: BINDING => ECO:0000269|PubMed:2223754, ECO:0000269|PubMed:8973201, ECO:0007744|PDB:1KCE, ECO:0007744|PDB:2TSC

Chain	Residue	Details
A	ARG126

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	6
Details	Annotated By Reference To The Literature 1lcb

Chain	Residue	Details
A	HIS207
A	GLU58
A	ASP169
A	SER167
A	CME146
A	ASP205

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