P04818 | SWISS-MODEL Repository

P04818 (TYSY_HUMAN) Homo sapiens (Human)

Thymidylate synthase UniProtKB InterPro STRING Interactive Modelling

313 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3); 1 identical sequence: Homo sapiens: Q53Y97

It is possible new templates exist for this target since these models were created.

However, an attempt to improve models for this target was made on 2025-06-25. The outcome - failed for technical reasons.

Available Structures

61 Experimental Structures

Description	PDB ID	Oligo-state	Range	Seq id (%)	Ligands
Crystal structure of TS-DHFR from Cryptosporidium hominis in complex with NADPH, FdUMP and 2-(4-((2…	6pf6 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	Heteromer	6-313	100	2×UMP; 1×OEJ;
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Structure of human thymidylate synthase at low salt conditions	1ypv PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	3-310	100.0	4×PO4;
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Crystal structure of human thymidylate synthase delta(7-29) in complex with dUMP and 2-amino-4-oxo-…	6ojv PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	6-313	100	2×UMP; 2×2XB;
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Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-amino-4-oxo…	6oju PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	6-313	100	2×UMP; 2×D96;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3gh0 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	3-309	99.65	6×SO4;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3gh2 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	7-310	100.0	6×SO4;
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Crystal structure of human thymidylate synthase (hTS) variant R175C	6qyq PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	23-312	99.65	4×SO4; 2×CL; 1×FFO;
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Crystal structure of the human thymidylate synthase (hTS) interface variant Q62R	6r2e PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	25-313	99.65	4×SO4; 2×FFO; 3×CL;
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Human thymidylate synthase complexed with dUMP and Raltitrexed, an antifolate drug, is in the close…	1hvy PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×D16; 2×UMP; 2×BME;
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Human thymidylate synthase in complex with dUMP and methotrexate	5x66 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×UMP; 2×MTX;
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Human thymidylate synthase bound with dUMP	5x5d PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×UMP;
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Human thymidylate synthase in complex with dUMP and nolatrexed	5x67 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×UMP; 2×7Z9;
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Crystal structure of human thymidylate synthase double mutant C195S-Y202C	4o1x PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	24-311	99.31	5×SO4; 3×CL; 3×EDO;
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Crystal structure of His-tagged human thymidylate synthase (HT-hTS) in complex with FdUMP and Ralti…	6zxo PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×D16; 2×UFP; 2×EDO;
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Human thymidylate synthase complexed with dUMP and 3-amino-2-benzoyl-4-methylthieno[2,3-b]pyridin-6…	5hs3 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-313	100	2×UMP; 1×KI3;
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Crystal structure of His-tag human thymidylate synthase (HT-hTS) in complex with dUMP	6qxh PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-312	100	2×UMP; 1×PEG; 1×CL;
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Crystal structure of His-tag human thymidylate synthase (HT-hTS) in complex with FdUMP	6qxg PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-312	100	2×UFP;
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Human thymidylate synthase bound with phosphate ion	5x5a PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-312	100	2×PO4;
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Human thymidylate synthase with a fragment bound in the dimer interface	5x69 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-312	100	1×7ZC; 2×UMP;
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Crystal structure of His-tagged human thymidylate synthase R175A mutant	4kpw PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-311	99.62	6×SO4; 6×EDO;
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Mutant human thymidylate synthase A191K crystallized in a sulfate-free condition	5x4w PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-311	99.64	4×PO4;
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Structure of human thymidylate synthase in inactive conformation with a novel non-peptidic inhibitor	4e28 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-311	100.0	4×SO4; 2×0MZ; 2×9MZ;
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Crystal structure of human thymidylate synthase Y202A in inactive conformation.	4jef PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-311	99.6	6×SO4;
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Human thymidylate synthase complexed with dUMP and raltitrexed	5x5q PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-311	100	2×UMP; 2×D16;
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Human Thymidylate Synthase Complex with dUMP and LY231514, A Pyrrolo(2,3-d)pyrimidine-based Antifol…	1ju6 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	28-313	99.65	1×PO4; 2×UMP; 2×LYA;
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Human Thymidylate Synthase Bound to dUMP and LY231514, a Pyrrolo(2,3-d)pyrimidine-based Antifolate	1juj PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	28-313	99.65	2×UMP; 2×LYA;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3edw PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	6×SO4;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3eaw PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	8×SO4; 2×EDO;
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Crystal Structure of Human Thymidyalte Synthase M190K with Loop 181-197 stabilized in the inactive …	3ehi PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	99.63	4×SO4; 2×EDO;
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STRUCTURE OF HUMAN THYMIDYLATE SYNTHASE SUGGESTS ADVANTAGES OF CHEMOTHERAPY WITH NONCOMPETITIVE INH…	1hw3 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	8×SO4; 2×EDO;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3ebu PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	6×SO4; 2×EDO;
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STRUCTURE OF THYMIDYLATE SYNTHASE SUGGESTS ADVANTAGES OF CHEMOTHERAPY WITH NONCOMPETITIVE INHIBITORS	1hw4 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	6×SO4; 2×EDO;
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Mutant human thymidylate synthase M190K crystallized in a sulfate-containing condition	5x4y PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	27-311	99.64	4×SO4;
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Crystal Structure of human thymidylate synthase bound to a peptide inhibitor	3n5e PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	4×SO4;
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Crystal structure of human thymidylate synthase mutant Y202C	4o1u PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	99.62	6×SO4; 4×EDO; 3×CL;
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Crystal Structure of histidine-tagged human thymidylate synthase	3n5g PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	6×SO4;
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Human thymidylate synthase complexed with dCMP	5wrn PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	2×DCM;
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Human Thymidylate Synthase at low salt conditions with PDPA bound	2onb PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	2×SO4; 2×EDO; 2×7PA;
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Structure of human thymidylate synthase at high salt conditions	4gyh PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	4×SO4;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3ef9 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-310	100.0	4×SO4;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3ed7 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-309	100.0	6×SO4;
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Crystal Structure of Human Thymidyalte Synthase A191K with Loop 181-197 stabilized in the inactive …	3egy PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-309	99.57	4×SO4; 2×EDO;
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Mutant human thymidylate synthase A191K crystallized in a sulfate-containing condition	5x4x PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	28-311	99.64	4×SO4;
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Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-(2-(4-((2-a…	6pf5 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	30-313	100	2×UMP; 2×OED;
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Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-(4-((2-amin…	6pf3 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	30-313	100	2×UMP; 2×OE7;
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Human Thymidylate Synthase Stabilized in Active Conformation by R163K Mutation: Asymmetry and React…	2rd8 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-309	99.65	1×BME; 2×PO4;
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Allosteric peptidic inhibitor of human thymidylate synthase that stabilizes inactive conformation o…	4fgt PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	29-311	99.62	6×SO4;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3gg5 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-308	100	1×SO4; 1×PO4;
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Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-(2-(4-((2-a…	6pf4 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	30-312	100	2×UMP; 2×OF7;
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Replacement of Val3 in Human Thymidylate Synthase Affects Its Kinetic Properties and Intracellular …	3ejl PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-308	100	2×PO4;
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Human Thymidylate Synthase Stabilized in Active Conformation by R163K Mutation: Asymmetry and React…	2rda PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	25-306	99.64	1×PO4;
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Structures of Thymidylate Synthase R163K with Substrates and Inhibitors Show Subunit Asymmetry	3h9k PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-306	99.64	2×UFP; 2×EDO;
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Structures of Thymidylate Synthase R163K with Substrates and Inhibitors Show Subunit Asymmetry	3hb8 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-306	99.64	1×UMP; 2×EDO; 1×PO4;
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Human Thymidylate Synthase R163K with Cys 195 covalently modified by Glutathione	3ob7 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-306	99.64	1×GSH; 1×PO4;
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Structure of human thymidylate synthase at low salt conditions	4h1i PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	26-306	100	2×SO4;
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CRYSTAL STRUCTURE OF HUMAN THYMIDYLATE SYNTHASE	1hzw PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	29-307	100	2×PO4;
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CRYSTAL STRUCTURE OF HUMAN THYMIDYLATE SYNTHASE, TERNARY COMPLEX WITH DUMP AND TOMUDEX	1i00 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	30-306	100	2×UMP; 2×D16;
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Human Thymidylate Synthase M190K with bound Purpurogallin	4g2o PDBe PDBe-KB PDBj PDBsum RCSB SMTL	monomer	27-310	99.63	1×TIY; 2×SO4;
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Wild-Type Human Thymidylate Synthase with bound Purpurogallin	4gd7 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	monomer	27-310	100.0	1×EDO; 1×TIY; 3×SO4;
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Human Thymidylate Synthase M190K with bound 4-Bromobenzene-1,2,3-triol	4g6w PDBe PDBe-KB PDBj PDBsum RCSB SMTL	monomer	27-310	99.63	1×PBX; 2×SO4;
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Crystal structure of native human Thymidylate synthase in active form	4up1 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	monomer	26-308	100	4×SO4;
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1 SWISS-MODEL model

	Template	Oligo-state	QMEANDisCo	Range	Ligands	Trg-Tpl Seq id (%)
	6qxg.2.B	homo-2-mer	0.88	26-312	2×UFP;	100.00
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	Model ID	Oligo-state	Avg pLDDT	Range	Trg-Mdl Seq Id (%)

	Model ID	Oligo-state	Avg Confidence	Range	Trg-Mdl Seq id (%)

2 SWISS-MODEL models built on isoform sequence

Isoform	Template	Oligo-state	QMEANDisCo	Range	Ligands	Trg-Tpl Seq id (%)
Isoform 2	6f6z.1.A	homo-2-mer	0.86	27-279	2×TGQ;	90.11
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Isoform 3	6qxg.2.B	homo-2-mer	0.80	26-229	2×UFP;	99.13
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P04818 (TYSY_HUMAN) Homo sapiens (Human)

Thymidylate synthase UniProtKBInterProSTRINGInteractive Modelling

Available Structures

61 Experimental Structures

1 SWISS-MODEL model

2 SWISS-MODEL models built on isoform sequence

Alignments

Background

Resolution

Thymidylate synthase UniProtKB InterPro STRING Interactive Modelling