SAXSdb — 4h98

▼

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

Dihydrofolate Reductase

Candida glabrata

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 1 5-{3-[3-(1,3-benzodioxol-5-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE × 1 5-{3-[3-(1,3-benzodioxol-5-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q6FPH0_CANGA
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–214； UniProt 4–217 Author chain B； PDBConstruct 1–214； UniProt 4–217

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	4h98
Deposition date deposition_date	2012-09-24
Structure title title	Candida glabrata dihydrofolate reductase complexed with NADPH and 5-{3-[3-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine (UCP1018)
Keywords keywords	;Antifungal Agents, Candida glabrata, Drug Design, Enzyme Inhibitors, Fungal Proteins, Tetrahydrofolate Dehydrogenase, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR complex ;; OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR
Experimental Method method	X-RAY DIFFRACTION

▼

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.

4h98__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

4h98__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4h98__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	19.34 Å
Rg (electron density)	17.80 Å
Total Rg	18.76 Å
Atom count	1915
Residues	224
Excluded volume	33974 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4h98__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`4h98__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Dihydrofolate Reductase
Molecular weight formula_weight	26079.9 kDa
EC 编号 ec_number	1.5.1.3
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	3856

VPVVGIVAALLPEMGIGFQGNLPWRLAKEMKYFREVTTLTNDNSKQNVVIMGRKTWESIPQKFRPLPKRINVVVSRSFDGELRKVEDGIYHSNSLRNCLTALQSSLANENKIERIYIIGGGEIYRQSMDLADHWLITKIMPLPETTIPQMDTFLQKQELEQRFYDNSDKLVDFLPSSIQLEGRLTSQEWNGELVKGLPVQEKGYQFYFTLYTKKLEHHHHHHHH

Source Source

Source organism organism	Candida glabrata
Common name common_name	yeast
NCBI taxonomy ID ncbi_taxonomy_id	284593
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
Molecular weight formula_weight	745.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	5-{3-[3-(1,3-benzodioxol-5-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine
Molecular weight formula_weight	402.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	26

▼

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_id	d4h98a1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.71 — Dihydrofolate reductase-like
Superfamily Superfamily superfamily	c.71.1 — Dihydrofolate reductase-like
Family Family family	c.71.1.1 — Dihydrofolate reductases

Domain ID domain_id	d4h98a2
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	d4h98b1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.71 — Dihydrofolate reductase-like
Superfamily Superfamily superfamily	c.71.1 — Dihydrofolate reductase-like
Family Family family	c.71.1.1 — Dihydrofolate reductases

Domain ID domain_id	d4h98b2
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 (2 domains)

Domain ID domain_id	4h98A00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	430 — Dihydrofolate Reductase, subunit A
Homologous superfamily homologous superfamily	10 — Dihydrofolate Reductase, subunit A

Domain ID domain_id	4h98B00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	430 — Dihydrofolate Reductase, subunit A
Homologous superfamily homologous superfamily	10 — Dihydrofolate Reductase, subunit A

▶

Unit-cell length a length_a	42.706 Å
Unit-cell length b length_b	42.706 Å
Unit-cell length c length_c	230.460 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	P 41
Space-group number int_tables_number	76
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	42.710 Å
R factor r_factor	0.2255
R_work r_work	0.2227
R_free r_free	0.2849

Candida glabrata dihydrofolate reductase complexed with NADPH and 5-{3-[3-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine (UCP1018)

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

Dihydrofolate Reductase

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

4h98__assembly_2__model_1

4h98__assembly_2__model_1 | I(q)

4h98__assembly_2__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Candida glabrata dihydrofolate reductase complexed with NADPH and 5-{3-[3-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methoxyphenyl]prop-1-yn-1-yl}-6-ethylpyrimidine-2,4-diamine (UCP1018)

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

Dihydrofolate Reductase

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

4h98__assembly_2__model_1

4h98__assembly_2__model_1 | I(q)

4h98__assembly_2__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) 6 domains

SCOP 2.08 (4 domains)

CATH v4.4 (2 domains)

7. Citations (1)