6oju

Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-amino-4-oxo-4,7-dihydro-pyrrolo[2,3-d]pyrimidine-methyl-phenyl-D-glutamic acid

Method: X-RAY DIFFRACTION

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Thymidylate synthase,Thymidylate synthase

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 2 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 2 water × 2	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 2	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 2 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 2 water × 2	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 1 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 1 water × 1	Consistent with protein count
4	Protein monomer	Monomer	Protein 1	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 1 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 1 water × 1	Consistent with protein count
5	Protein monomer	Monomer	Protein 1	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 1 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 1 water × 1	Consistent with protein count
6	Protein monomer	Monomer	Protein 1	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ; × 1 N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TYSY_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–6； UniProt 1–6 Author chain A； PDBConstruct 7–290； UniProt 30–313 Author chain B； PDBConstruct 1–6； UniProt 1–6 Author chain B； PDBConstruct 7–290； UniProt 30–313 Author chain C； PDBConstruct 1–6； UniProt 1–6 Author chain C； PDBConstruct 7–290； UniProt 30–313 Author chain D； PDBConstruct 1–6； UniProt 1–6 Author chain D； PDBConstruct 7–290； UniProt 30–313

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	6oju
Deposition date deposition_date	2019-04-12
Structure title title	Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-amino-4-oxo-4,7-dihydro-pyrrolo[2,3-d]pyrimidine-methyl-phenyl-D-glutamic acid
Keywords keywords	Inhibitor, TS-DHFR, TRANSFERASE, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
Experimental Method method	X-RAY DIFFRACTION

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

6oju__assembly_5__model_1

Assembly 5 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

6oju__assembly_5__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6oju__assembly_5__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	19.56 Å
Rg (electron density)	18.21 Å
Total Rg	19.16 Å
Atom count	2219
Residues	285
Excluded volume	39141 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6oju__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`6oju__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`6oju__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`6oju__assembly_4__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
5	1	`6oju__assembly_5__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
6	1	`6oju__assembly_6__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Thymidylate synthase,Thymidylate synthase
Molecular weight formula_weight	33189.1 kDa
EC 编号 ec_number	2.1.1.45,2.1.1.45
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B,A,C,D
Atom count atom_count	8992

MPVAGSELQYLGQIQHILRCGVRKDDRTGTGTLSVFGMQARYSLRDEFPLLTTKRVFWKGVLEELLWFIKGSTNAKELSSKGVKIWDANGSRDFLDSLGFSTREEGDLGPVYGFQWRHFGAEYRDMESDYSGQGVDQLQRVIDTIKTNPDDRRIIMCAWNPRDLPLMALPPCHALCQFYVVNSELSCQLYQRSGDMGLGVPFNIASYALLTYMIAHITGLKPGDFIHTLGDAHIYLNHIEPLKIQLQREPRPFPKLRILRKVEKIDDFKAEDFQIEGYNPHPTIKMEMAV

Source Source

Source organism organism	Homo sapiens
Common name common_name	Human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	;2'-DEOXYURIDINE 5'-MONOPHOSPHATE ;
Molecular weight formula_weight	308.2 kDa
Source method src_method	nat
Copy count entity_count	4

Entity 3 Entity 3 non-polymer

Description description	N-{4-[(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)methyl]benzene-1-carbonyl}-D-glutamic acid
Molecular weight formula_weight	413.4 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	34

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6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (8 domains)

Domain ID domain_id	d6ojua1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.117 — Thymidylate synthase/dCMP hydroxymethylase
Superfamily Superfamily superfamily	d.117.1 — Thymidylate synthase/dCMP hydroxymethylase
Family Family family	d.117.1.1 — Thymidylate synthase/dCMP hydroxymethylase

Domain ID domain_id	d6ojua2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d6ojub1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.117 — Thymidylate synthase/dCMP hydroxymethylase
Superfamily Superfamily superfamily	d.117.1 — Thymidylate synthase/dCMP hydroxymethylase
Family Family family	d.117.1.1 — Thymidylate synthase/dCMP hydroxymethylase

Domain ID domain_id	d6ojub2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d6ojuc1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.117 — Thymidylate synthase/dCMP hydroxymethylase
Superfamily Superfamily superfamily	d.117.1 — Thymidylate synthase/dCMP hydroxymethylase
Family Family family	d.117.1.1 — Thymidylate synthase/dCMP hydroxymethylase

Domain ID domain_id	d6ojuc2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d6ojud1
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.117 — Thymidylate synthase/dCMP hydroxymethylase
Superfamily Superfamily superfamily	d.117.1 — Thymidylate synthase/dCMP hydroxymethylase
Family Family family	d.117.1.1 — Thymidylate synthase/dCMP hydroxymethylase

Domain ID domain_id	d6ojud2
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

CATH v4.4 (4 domains)

Domain ID domain_id	6ojuA00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	572 — Thymidylate Synthase; Chain A
Homologous superfamily homologous superfamily	10 — Thymidylate synthase/dCMP hydroxymethylase domain

Domain ID domain_id	6ojuB00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	572 — Thymidylate Synthase; Chain A
Homologous superfamily homologous superfamily	10 — Thymidylate synthase/dCMP hydroxymethylase domain

Domain ID domain_id	6ojuC00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	572 — Thymidylate Synthase; Chain A
Homologous superfamily homologous superfamily	10 — Thymidylate synthase/dCMP hydroxymethylase domain

Domain ID domain_id	6ojuD00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	572 — Thymidylate Synthase; Chain A
Homologous superfamily homologous superfamily	10 — Thymidylate synthase/dCMP hydroxymethylase domain

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Unit-cell length a length_a	62.097 Å
Unit-cell length b length_b	124.853 Å
Unit-cell length c length_c	80.364 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	92.12 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.884 Å
Low-resolution limit resolution_low	49.287 Å
R factor r_factor	0.2149
R_work r_work	0.2131
R_free r_free	0.2494

Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-amino-4-oxo-4,7-dihydro-pyrrolo[2,3-d]pyrimidine-methyl-phenyl-D-glutamic acid

1. Protein Identity and Related Structures Protein Identity & Related Structures

Thymidylate synthase,Thymidylate synthase

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

6oju__assembly_5__model_1

6oju__assembly_5__model_1 | I(q)

6oju__assembly_5__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of human thymidylate synthase Delta (7-29) in complex with dUMP and 2-amino-4-oxo-4,7-dihydro-pyrrolo[2,3-d]pyrimidine-methyl-phenyl-D-glutamic acid

1. Protein Identity and Related Structures Protein Identity & Related Structures

Thymidylate synthase,Thymidylate synthase

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

6oju__assembly_5__model_1

6oju__assembly_5__model_1 | I(q)

6oju__assembly_5__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (8 domains)

CATH v4.4 (4 domains)

7. Citations (1)