SAXSdb — 6t7n

▼

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

Farnesyl diphosphate synthase

Trypanosoma cruzi

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	MANGANESE (II) ION × 6 3-METHYLBUT-3-ENYL TRIHYDROGEN DIPHOSPHATE × 4 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q8WS26_TRYCR
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain AAAA； PDBConstruct 1–362； UniProt 64–425

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	6t7n
Deposition date deposition_date	2019-10-22
Structure title title	Trypanosoma cruzi farnesyl diphosphate synthase in complex with IPP and Mn
Keywords keywords	Farnesyl diphosphate synthase (FDPS), Farnesyl pyrophosphate synthase (FPPS), Trypanosoma cruzi, complex with IPP, Mn, TRANSFERASE; TRANSFERASE
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.

6t7n__assembly_1__model_1

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

Download this curve (.dat)

6t7n__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6t7n__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	27.13 Å
Rg (electron density)	26.32 Å
Total Rg	27.05 Å
Atom count	10904
Residues	722
Excluded volume	100890 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6t7n__assembly_1__model_1`	dimeric （2）	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	Farnesyl diphosphate synthase
Molecular weight formula_weight	41205.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	AAAA
Atom count atom_count	5649

MASMERFLSVYDEVQAFLLDQLQSKYEIDPNRARYLRIMMDTTCLGGKYFRGMTVVNVAEGFLAVTQHDEATKERILHDACVGGWMIEFLQAHYLVEDDIMDGSVMRRGKPCWYRFPGVTTQCAINDGIILKSWTQIMAWHYFADRPFLKDLLCLFQKVDYATAVGQMYDVTSMCDSNKLDPEVAQPMTTDFAEFTPAIYKRIVKYKTTFYTYLLPLVMGLLVSEAAASVEMNLVERVAHLIGEYFQVQDDVMDCFTPPEQLGKVGTDIEDAKCSWLAVTFLGKANAAQVAEFKANYGEKDPAKVAVVKRLYSKANLQADFAAYEAEVVREVESLIEQLKVKSPTFAESVAVVWEKTHKRKK

Source Source

Source organism organism	Trypanosoma cruzi
NCBI taxonomy ID ncbi_taxonomy_id	5693
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 non-polymer

Description description	MANGANESE (II) ION
Molecular weight formula_weight	54.9 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	3-METHYLBUT-3-ENYL TRIHYDROGEN DIPHOSPHATE
Molecular weight formula_weight	246.1 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	166

▶

Unit-cell length a length_a	58.450 Å
Unit-cell length b length_b	58.450 Å
Unit-cell length c length_c	391.793 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	12

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	hexagonal

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	49.010 Å
R factor r_factor	0.1752
R_work r_work	0.1735
R_free r_free	0.2076

Trypanosoma cruzi farnesyl diphosphate synthase in complex with IPP and Mn

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

Farnesyl diphosphate 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

6t7n__assembly_1__model_1

6t7n__assembly_1__model_1 | I(q)

6t7n__assembly_1__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

7. Citations (1)

Trypanosoma cruzi farnesyl diphosphate synthase in complex with IPP and Mn

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

Farnesyl diphosphate 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

6t7n__assembly_1__model_1

6t7n__assembly_1__model_1 | I(q)

6t7n__assembly_1__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

7. Citations (1)