SAXSdb — 9u9f

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

SULTR-like phosphorus distribution transporter

Oryza sativa subsp. indica

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	PHOSPHATE ION × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	A0A1Y0BRS7_ORYSI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–670； UniProt 1–670 Author chain B； PDBConstruct 1–670； UniProt 1–670

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	9u9f
Deposition date deposition_date	2025-03-27
Structure title title	Cryo-EM structure of Oryza sativa phosphate transporter SPDT
Keywords keywords	phosphate transport, SPDT, SLC26, SULTR, cryo-EM, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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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.

9u9f__assembly_1__model_1

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

Download this curve (.dat)

9u9f__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9u9f__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	35.10 Å
Rg (electron density)	35.03 Å
Total Rg	35.45 Å
Atom count	8400
Residues	1118
Excluded volume	153330 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9u9f__assembly_1__model_1`	dimeric （2）	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 (2)

Entity 1 Entity 1 polymer

Description description	SULTR-like phosphorus distribution transporter
Molecular weight formula_weight	72054.2 kDa
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	8400

MVVNNKVDSLSYDVEAPPAQAPTTPAVVSAPPTPRGEAPAMTTTAAAELHKVSVPERRSTAKALRQRLAEVFFPDDPLHQFKNQSSARRLVLALQYFFPIFHWGSDYSLRLLRSDVVSGLTIASLAIPQGISYAKLANLPPIIGLYSSFVPPLIYSLLGSSRDLAVGPVSIASLVMGSMLRQAVSPDQEPILYLQLAFTSTFFAGVFQASLGFLRLGFIVDFLSKATLTGFMGGAAIIVSLQQLKGLLGIIHFTSQMGFVQVMHSVFKHHDEWAWQTILMGVAFLAVLLTTRHISARNPKLFWVSAAAPLTSVIISTIISFVSKAHGISVIGDLPKGLNPPSANMLTFSGSYVGLALNTGIMTGILSLTEGIAVGRTFASINNYQVDGNKEMMAIGVMNMAGSCASCYVTTGSFSRSAVNYSAGCKTAVSNIVMASAVLVTLLFLMPLFHYTPNVILSAIIITAVIGLIDVRGAARLWKVDKLDFLACMAAFLGVLLVSVQMGLAIAVGISLFKILLQVTRPNMVVKGVVPGTASYRSMAQYREAMRVPSFLVVGVESAIYFANSMYLGERIMRFLREEDERAAKCNQCPVRCIILDMSAVAAIDTSGLDALAELKKVLEKRNIELVLANPVGSVTERLYNSVVGKTFGSDRVFFSVAEAVAAAPHKTQP

Source Source

Source organism organism	Oryza sativa subsp. indica
Common name common_name	long-grained rice
NCBI taxonomy ID ncbi_taxonomy_id	39946
Host organism host_organism	Insect cell expression vector pTIE1

Entity 2 Entity 2 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 kDa
Source method src_method	syn
Copy count entity_count	2

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	—

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

Resolution resolution	2.77 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	314767

Cryo-EM structure of Oryza sativa phosphate transporter SPDT

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

SULTR-like phosphorus distribution transporter

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

9u9f__assembly_1__model_1

9u9f__assembly_1__model_1 | I(q)

9u9f__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

7. Citations (1)

Cryo-EM structure of Oryza sativa phosphate transporter SPDT

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

SULTR-like phosphorus distribution transporter

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

9u9f__assembly_1__model_1

9u9f__assembly_1__model_1 | I(q)

9u9f__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

7. Citations (1)