2m2m

Structure of [L-HisB24] insulin analogue at pH 1.9

Method: SOLUTION NMR Dmax: 29.8 Å Quality: REASONABLE

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 Mutation:F24H No other associated polymer SOLUTION NMR NMR measurement conditions:pH 1.9;298 K;Pressure ambient NMR sample composition:0.250 mM protein_1, 20% [U-99% 2H] acetic acid, 0.250 mM protein_2, 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 2m2m

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2m2m
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2m2m
Deposition date deposition_date2012-12-28
Structure title titleStructure of [L-HisB24] insulin analogue at pH 1.9
Keywords keywordsinsulin, HORMONE; HORMONE
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier11.47
Radius of gyration Rg (electron density) rg_electron11.51
Forward intensity I(0) i0457976000.00
Molecular weight molecular_weight174050.0 kDa
Excluded volume excluded_volume214620 ų
Envelope volume envelope_volume29564 ų
Hydration-shell volume shell_volume14754 ų
Envelope diameter envelope_diameter58.5
Shell Rg shell_rg22.86
Envelope Rg envelope_rg18.23
Shape Rg shape_rg11.53
Total Rg total_rg11.77
Total atoms total_atoms23490
Residues n_residues1530
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 dmax29.8
Rg (real space) rg_real10.78
Rg uncertainty (real space) rg_real_error0.04
I(0) (real space) i0_real4.3680e+08
I(0) uncertainty (real space) i0_real_error3.2680e+06
Rg (reciprocal space) rg_reciprocal11.56
I(0) (reciprocal space) i0_reciprocal458000000.0000
Solution quality estimate total_estimate0.6824
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary14.0
Skewness Skewness skewness0.164
Kurtosis Kurtosis kurtosis-0.365
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha4.1010
Highest regularization parameter α highest_alpha33240.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.002; Oscil: 0.984; Stabil: 0.973; Sysdev: 0.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)