SAXSdb — 6ctf

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

Glutamate transporter homolog

Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 3	ASPARTIC ACID × 3 SODIUM ION × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GLT_PYRHO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–411； UniProt 6–416 Author chain B； PDBConstruct 1–411； UniProt 6–416 Author chain C； PDBConstruct 1–411； UniProt 6–416

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	6ctf
Deposition date deposition_date	2018-03-23
Structure title title	Crystal structure of GltPh fast mutant - R276S/M395R
Keywords keywords	Transporter, ligand-bound, MEMBRANE PROTEIN; MEMBRANE PROTEIN
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.

6ctf__assembly_1__model_1

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

Download this curve (.dat)

6ctf__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6ctf__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	33.69 Å
Rg (electron density)	33.09 Å
Total Rg	33.63 Å
Atom count	9171
Residues	1233
Excluded volume	168780 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6ctf__assembly_1__model_1`	trimeric （3）	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 (3)

Entity 1 Entity 1 polymer

Description description	Glutamate transporter homolog
Molecular weight formula_weight	43325.3 kDa
Mutation mutation	R276S, M395R
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	9171

KYIEYPVLQKILIGLILGAIVGLILGHYGYAHAVHTYVKPFGDLFVRLLCMLVMPIVFASLVVGAASISPARLGRVGVKIVVYYLLTSAFAVTLGIIMARLFNPGAGIHLAVGGQQFQPHQAPPLVHILLDIVPTNPFGALANGQVLPTIFFAIILGIAITYLMNSENEKVRKSAETLLDAINGLAEAMYKIVNGVMQYAPIGVFALIAYVMAEQGVHVVGELAKVTAAVYVGLTLQILLVYFVLLKIYGIDPISFIKHAKDAMLTAFVTSSSSGTLPVTMRVAKEMGISEGIYSFTLPLGATINMDGTALYQGVATFFIANALGSHLTVGQQLTIVLTAVLASIGTAGVPGAGAIMLCMVLHSVGLPLTDPNVAAAYAMILGIDAILDRGRTMVNVTGDLTGTAIVAKTE

Source Source

Source organism organism	Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3)
NCBI taxonomy ID ncbi_taxonomy_id	70601
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	ASPARTIC ACID
Molecular weight formula_weight	133.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	SODIUM ION
Molecular weight formula_weight	23.0 kDa
Source method src_method	syn
Copy count entity_count	6

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Unit-cell length a length_a	116.475 Å
Unit-cell length b length_b	196.420 Å
Unit-cell length c length_c	194.328 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	24

Space group space_group	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	4.050 Å
Low-resolution limit resolution_low	19.900 Å
R factor r_factor	0.2238
R_work r_work	0.2217
R_free r_free	0.2660

Crystal structure of GltPh fast mutant - R276S/M395R

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

Glutamate transporter homolog

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

6ctf__assembly_1__model_1

6ctf__assembly_1__model_1 | I(q)

6ctf__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

7. Citations (1)

Crystal structure of GltPh fast mutant - R276S/M395R

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

Glutamate transporter homolog

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

6ctf__assembly_1__model_1

6ctf__assembly_1__model_1 | I(q)

6ctf__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

7. Citations (1)