7psp

Crystal structure of S100A4 labeled with NU000846b.

Method: X-RAY DIFFRACTION Dmax: 63.1 Å Quality: GOOD

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

Protein S100-A4

Homo sapiens

UniProt P26447

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 1–100 Chain B; UniProt 1–100 Not recorded 85Q (2R,4R)-1-(2-chloranylethanoyl)-N-(3-chlorophenyl)-4-phenyl-pyrrolidine-2-carboxamide × 2 CA CALCIUM ION × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Labelled protein in 3M sodium chloride, 0.1M citrate, pH 3.5 Resolution 2.61 Å R-free 0.286

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.

16 other PDB entries and 35 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name S10A4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 24–123; UniProt 1–100 Author chain B; PDBConstruct 24–123; UniProt 1–100

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 7psp

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7psp
Deposition date deposition_date2021-09-23
Structure title titleCrystal structure of S100A4 labeled with NU000846b.
Keywords keywordsCovalent inhibitor, Protein labeling, calcium-binding protein, S100-protein family., CYTOSOLIC PROTEIN; CYTOSOLIC PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.20
Radius of gyration Rg (electron density) rg_electron18.13
Forward intensity I(0) i09173590.00
Molecular weight molecular_weight22280.0 kDa
Excluded volume excluded_volume27762 ų
Envelope volume envelope_volume33749 ų
Hydration-shell volume shell_volume16263 ų
Envelope diameter envelope_diameter63.7
Shell Rg shell_rg23.46
Envelope Rg envelope_rg18.26
Shape Rg shape_rg18.10
Total Rg total_rg19.09
Total atoms total_atoms1550
Residues n_residues192
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 dmax63.1
Rg (real space) rg_real19.16
Rg uncertainty (real space) rg_real_error0.37
I(0) (real space) i0_real9.1740e+06
I(0) uncertainty (real space) i0_real_error1.1310e+05
Rg (reciprocal space) rg_reciprocal19.16
I(0) (reciprocal space) i0_reciprocal9174000.0000
Solution quality estimate total_estimate0.8819
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.7
Skewness Skewness skewness0.295
Kurtosis Kurtosis kurtosis-0.229
Angular range angular_range— – 0.4150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha838200.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.830; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.973

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)