2mvd

Solution structure of [GlnB22]-insulin mutant at pH 1.9

Method: SOLUTION NMR Dmax: 44.6 Å Quality: GOOD

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

Insulin A chain

OrganismNot specified

UniProt P01308

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 90–110 Chain B; UniProt 25–54 Fragment:UNP residues 90-110 Fragment:UNP residues 25-54 Mutation:R46Q No other associated polymer SOLUTION NMR NMR measurement conditions:pH 1.9;298 K;Pressure ambient NMR sample composition:0.2 mM protein_1, 0.2 mM protein_2, 20 % [U-99% 2H] acetic acid, 5 % [U-99% 2H] D2O, 95% H2O/5% D2O | 95% H2O/5% D2O Resolution not provided

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.

369 other PDB entries and 583 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name INS_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–21; UniProt 90–110 Author chain B; PDBConstruct 1–30; UniProt 25–54

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 2mvd

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2mvd
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2mvd
Deposition date deposition_date2014-10-02
Structure title titleSolution structure of [GlnB22]-insulin mutant at pH 1.9
Keywords keywordsinsulin, MODY, HORMONE; HORMONE
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier11.82
Radius of gyration Rg (electron density) rg_electron11.94
Forward intensity I(0) i0766212000.00
Molecular weight molecular_weight231300.0 kDa
Excluded volume excluded_volume286860 ų
Envelope volume envelope_volume24126 ų
Hydration-shell volume shell_volume12960 ų
Envelope diameter envelope_diameter50.5
Shell Rg shell_rg21.72
Envelope Rg envelope_rg17.43
Shape Rg shape_rg11.95
Total Rg total_rg12.10
Total atoms total_atoms31400
Residues n_residues2040
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 dmax44.6
Rg (real space) rg_real11.92
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real7.6620e+08
I(0) uncertainty (real space) i0_real_error8.9400e+06
Rg (reciprocal space) rg_reciprocal11.91
I(0) (reciprocal space) i0_reciprocal766200000.0000
Solution quality estimate total_estimate0.8014
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary14.1
Skewness Skewness skewness0.562
Kurtosis Kurtosis kurtosis0.290
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha36410.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.558; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.750; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)