9w1p

G6P-bound human SLC37A4 lateral dimer

Method: ELECTRON MICROSCOPY Dmax: 88.9 Å Quality: EXCELLENT

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

Glucose-6-phosphate exchanger SLC37A4,Soluble cytochrome b562

Escherichia coli

UniProt O43826

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–415 Chain B; UniProt 1–415 Not recorded G6P 6-O-phosphono-alpha-D-glucopyranose × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

24 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name G6PT1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–415; UniProt 1–415 Author chain B; PDBConstruct 1–415; UniProt 1–415

Glucose-6-phosphate exchanger SLC37A4,Soluble cytochrome b562

Escherichia coli

UniProt P0ABE7

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 23–127 Chain B; UniProt 23–127 Not recorded G6P 6-O-phosphono-alpha-D-glucopyranose × 2 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.40 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

714 other PDB entries and 822 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name C562_ECOLX
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 437–541; UniProt 23–127 Author chain B; PDBConstruct 437–541; UniProt 23–127

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.

SAXS scattering curve SAXS Profile

SAXS profile for 9w1p

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9w1p
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9w1p
Deposition date deposition_date2025-07-26
Structure title titleG6P-bound human SLC37A4 lateral dimer
Keywords keywordsSLC37A4, G6PT, G6P, GSD-Ib, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier29.07
Radius of gyration Rg (electron density) rg_electron28.20
Forward intensity I(0) i0107775000.00
Molecular weight molecular_weight87892.0 kDa
Excluded volume excluded_volume112390 ų
Envelope volume envelope_volume136590 ų
Hydration-shell volume shell_volume38914 ų
Envelope diameter envelope_diameter92.9
Shell Rg shell_rg36.62
Envelope Rg envelope_rg28.10
Shape Rg shape_rg28.21
Total Rg total_rg29.03
Total atoms total_atoms6204
Residues n_residues806
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax88.9
Rg (real space) rg_real28.89
Rg uncertainty (real space) rg_real_error0.61
I(0) (real space) i0_real1.0780e+08
I(0) uncertainty (real space) i0_real_error1.6580e+06
Rg (reciprocal space) rg_reciprocal28.97
I(0) (reciprocal space) i0_reciprocal107800000.0000
Solution quality estimate total_estimate0.9058
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary40.4
Skewness Skewness skewness0.060
Kurtosis Kurtosis kurtosis-0.523
Angular range angular_range— – 0.2750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha19750000.0000
Real-space data points n_real_points56
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.929; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 0.993

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)