25nx

A complex of PTH1R/Gs bound to a PTHrP analogue with three beta-amino acids

Method: ELECTRON MICROSCOPY Dmax: 154.9 Å Quality: REASONABLE

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

Guanine nucleotide-binding protein G(s) subunit alpha isoforms short

Homo sapiens

UniProt P63092

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 1–394 Not recorded Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P62873) Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P59768) Nanobody35 × 1 Peptide 2 (PTHrP analogue) × 1 Parathyroid hormone/parathyroid hormone-related peptide receptor × 1 (Q03431) ELECTRON MICROSCOPY mmCIF provides none of the parsed experimental conditions Resolution 2.86 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.

348 other PDB entries and 356 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GNAS2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–394; UniProt 1–394

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Homo sapiens

UniProt P62873

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain B; UniProt 2–340 Not recorded Guanine nucleotide-binding protein G(s) subunit alpha isoforms short × 1 (P63092) Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P59768) Nanobody35 × 1 Peptide 2 (PTHrP analogue) × 1 Parathyroid hormone/parathyroid hormone-related peptide receptor × 1 (Q03431) ELECTRON MICROSCOPY mmCIF provides none of the parsed experimental conditions Resolution 2.86 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.

1260 other PDB entries and 1263 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GBB1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 2–340; UniProt 2–340

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Homo sapiens

UniProt P59768

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain G; UniProt 5–62 Not recorded Guanine nucleotide-binding protein G(s) subunit alpha isoforms short × 1 (P63092) Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P62873) Nanobody35 × 1 Peptide 2 (PTHrP analogue) × 1 Parathyroid hormone/parathyroid hormone-related peptide receptor × 1 (Q03431) ELECTRON MICROSCOPY mmCIF provides none of the parsed experimental conditions Resolution 2.86 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.

1233 other PDB entries and 1236 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GBG2_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain G; PDBConstruct 1–58; UniProt 5–62

Parathyroid hormone/parathyroid hormone-related peptide receptor

Homo sapiens

UniProt Q03431

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain R; UniProt 28–593 Not recorded Guanine nucleotide-binding protein G(s) subunit alpha isoforms short × 1 (P63092) Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P62873) Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P59768) Nanobody35 × 1 Peptide 2 (PTHrP analogue) × 1 ELECTRON MICROSCOPY mmCIF provides none of the parsed experimental conditions Resolution 2.86 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.

43 other PDB entries and 44 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PTH1R_HUMAN
Isoform
PDB entities 6
Chains and sequence ranges Author chain R; PDBConstruct 32–597; UniProt 28–593

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 25nx

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 25nx
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2. Structure Basics 2. Structure Basics

Entry ID entry_id25nx
Deposition date deposition_date2026-04-10
Structure title titleA complex of PTH1R/Gs bound to a PTHrP analogue with three beta-amino acids
Keywords keywordsGPCR, g protein, agonist, parathyroid, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier41.16
Radius of gyration Rg (electron density) rg_electron41.41
Forward intensity I(0) i0253619000.00
Molecular weight molecular_weight128380.0 kDa
Excluded volume excluded_volume160140 ų
Envelope volume envelope_volume210070 ų
Hydration-shell volume shell_volume46492 ų
Envelope diameter envelope_diameter165.3
Shell Rg shell_rg42.17
Envelope Rg envelope_rg42.19
Shape Rg shape_rg41.45
Total Rg total_rg41.33
Total atoms total_atoms9040
Residues n_residues1155
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 dmax154.9
Rg (real space) rg_real41.89
Rg uncertainty (real space) rg_real_error2.37
I(0) (real space) i0_real2.5360e+08
I(0) uncertainty (real space) i0_real_error4.7970e+06
Rg (reciprocal space) rg_reciprocal41.16
I(0) (reciprocal space) i0_reciprocal253400000.0000
Solution quality estimate total_estimate0.7258
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary36.7
Skewness Skewness skewness0.871
Kurtosis Kurtosis kurtosis0.347
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha38840000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.392; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.630; Smooth: 0.625

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)