7q2u

The crystal structure of the HINT1 Q62A mutant.

Method: X-RAY DIFFRACTION Dmax: 80.7 Å Quality: GOOD

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

Histidine triad nucleotide-binding protein 1

Homo sapiens

UniProt P49773

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 AAA; UniProt 1–126 Chain BBB; UniProt 1–126 Mutation:Q62A P6G HEXAETHYLENE GLYCOL × 1 CAC CACODYLATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;281 K;16% (w/v) PEG3350, 0.2 M sodium citrate, 0.1 M sodium cacodylate pH 7.0 Resolution 2.27 Å R-free 0.220
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain CCC; UniProt 1–126 Chain DDD; UniProt 1–126 Mutation:Q62A CAC CACODYLATE ION × 1 PG4 TETRAETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;281 K;16% (w/v) PEG3350, 0.2 M sodium citrate, 0.1 M sodium cacodylate pH 7.0 Resolution 2.27 Å R-free 0.220

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.

60 other PDB entries and 66 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HINT1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain AAA; PDBConstruct 1–126; UniProt 1–126 Author chain BBB; PDBConstruct 1–126; UniProt 1–126 Author chain CCC; PDBConstruct 1–126; UniProt 1–126 Author chain DDD; PDBConstruct 1–126; UniProt 1–126

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 7q2u

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7q2u
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7q2u
Deposition date deposition_date2021-10-26
Structure title titleThe crystal structure of the HINT1 Q62A mutant.
Keywords keywordshistidine triad nucleotide-binding protein, HINT, HIT family, Q62A mutant, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.85
Radius of gyration Rg (electron density) rg_electron25.07
Forward intensity I(0) i044527800.00
Molecular weight molecular_weight51497.0 kDa
Excluded volume excluded_volume64462 ų
Envelope volume envelope_volume77608 ų
Hydration-shell volume shell_volume26213 ų
Envelope diameter envelope_diameter83.2
Shell Rg shell_rg31.82
Envelope Rg envelope_rg25.09
Shape Rg shape_rg25.07
Total Rg total_rg25.84
Total atoms total_atoms3614
Residues n_residues464
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 dmax80.7
Rg (real space) rg_real25.89
Rg uncertainty (real space) rg_real_error0.57
I(0) (real space) i0_real4.4530e+07
I(0) uncertainty (real space) i0_real_error7.2700e+05
Rg (reciprocal space) rg_reciprocal25.88
I(0) (reciprocal space) i0_reciprocal44530000.0000
Solution quality estimate total_estimate0.8985
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.4
Skewness Skewness skewness0.352
Kurtosis Kurtosis kurtosis-0.567
Angular range angular_range— – 0.3050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10970000.0000
Real-space data points n_real_points62
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.916; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.949

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)