7bn3

Crystal structure of C-terminal domain of PABPC1 in complex with Nucleoprotein from Human Coronavirus 229E

Method: X-RAY DIFFRACTION Dmax: 69.4 Å Quality: EXCELLENT

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

Isoform 2 of Polyadenylate-binding protein 1

Homo sapiens

UniProt P11940

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 455–537 Not recorded Nucleoprotein from Human Coronavirus 229E × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;0.1 M MES sodium salt pH-6.5, 1.8 M Ammonium Sulfate Resolution 1.93 Å R-free 0.228
2 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 455–537 Not recorded Nucleoprotein from Human Coronavirus 229E × 1 SO4 SULFATE ION × 2 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;0.1 M MES sodium salt pH-6.5, 1.8 M Ammonium Sulfate Resolution 1.93 Å R-free 0.228
3 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 455–537 Not recorded Nucleoprotein from Human Coronavirus 229E × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;0.1 M MES sodium salt pH-6.5, 1.8 M Ammonium Sulfate Resolution 1.93 Å R-free 0.228

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.

27 other PDB entries and 56 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PABP1_HUMAN
Isoform P11940-2
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 10–92; UniProt 455–537 Author chain B; PDBConstruct 10–92; UniProt 455–537 Author chain C; PDBConstruct 10–92; UniProt 455–537

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 7bn3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7bn3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7bn3
Deposition date deposition_date2021-01-21
Structure title titleCrystal structure of C-terminal domain of PABPC1 in complex with Nucleoprotein from Human Coronavirus 229E
Keywords keywordsPABPC1, RNA binding, Nucleoprotein, Human coronavirus 229E, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.35
Radius of gyration Rg (electron density) rg_electron23.40
Forward intensity I(0) i016683800.00
Molecular weight molecular_weight30995.0 kDa
Excluded volume excluded_volume38856 ų
Envelope volume envelope_volume51322 ų
Hydration-shell volume shell_volume18839 ų
Envelope diameter envelope_diameter71.2
Shell Rg shell_rg29.54
Envelope Rg envelope_rg22.89
Shape Rg shape_rg23.39
Total Rg total_rg24.22
Total atoms total_atoms2163
Residues n_residues286
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 dmax69.4
Rg (real space) rg_real24.26
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real1.6680e+07
I(0) uncertainty (real space) i0_real_error1.8560e+05
Rg (reciprocal space) rg_reciprocal24.28
I(0) (reciprocal space) i0_reciprocal16680000.0000
Solution quality estimate total_estimate0.9134
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary37.5
Skewness Skewness skewness0.049
Kurtosis Kurtosis kurtosis-0.840
Angular range angular_range— – 0.3250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3393000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.985; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.932

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)