1sj3

Hepatitis Delta Virus Gemonic Ribozyme Precursor, with Mg2+ Bound

Method: X-RAY DIFFRACTION Dmax: 89.2 Å Quality: REASONABLE

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

small nuclear ribonucleoprotein A

Homo sapiens

UniProt P09012

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–RNA Monomer Protein × 1 RNA 1 PDB declaration: dimeric(2) Consistent with all polymer counts Chain P; UniProt 1–100 Fragment:RNA binding domain Mutation:Y31H, Q36R precursor form of the Hepatitis Delta virus ribozyme × 1 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;277 K;NaCl, MgCl2, MPD, Sodium Cacodylate, Spermine-HCl, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.20 Å R-free 0.282

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.

87 other PDB entries and 145 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SNRPA_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain P; PDBConstruct 1–100; 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 1sj3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1sj3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1sj3
Deposition date deposition_date2004-03-02
Structure title titleHepatitis Delta Virus Gemonic Ribozyme Precursor, with Mg2+ Bound
Keywords keywordsHDV; ribozyme; RNA; U1A; precurosr, TRANSLATION-RNA COMPLEX; TRANSLATION/RNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.25
Radius of gyration Rg (electron density) rg_electron27.12
Forward intensity I(0) i042985200.00
Molecular weight molecular_weight34425.0 kDa
Excluded volume excluded_volume35772 ų
Envelope volume envelope_volume53121 ų
Hydration-shell volume shell_volume18041 ų
Envelope diameter envelope_diameter94.3
Shell Rg shell_rg31.31
Envelope Rg envelope_rg26.98
Shape Rg shape_rg27.13
Total Rg total_rg27.44
Total atoms total_atoms2316
Residues n_residues168
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 dmax89.2
Rg (real space) rg_real26.57
Rg uncertainty (real space) rg_real_error0.75
I(0) (real space) i0_real4.2990e+07
I(0) uncertainty (real space) i0_real_error6.0400e+05
Rg (reciprocal space) rg_reciprocal26.47
I(0) (reciprocal space) i0_reciprocal42980000.0000
Solution quality estimate total_estimate0.6454
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.3
Skewness Skewness skewness0.553
Kurtosis Kurtosis kurtosis-0.407
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2383000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.713; Stabil: 1.000; Sysdev: 0.291; Positv: 1.000; Valcen: 0.531; Smooth: 0.843

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1sj3p_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.58 — Ferredoxin-like
Superfamily Superfamily superfamilyd.58.7 — RNA-binding domain, RBD, aka RNA recognition motif (RRM)
Family Family familyd.58.7.1 — Canonical RBD

CATH v4.4 (1 domains)

Domain ID domain_id1sj3P00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily330 — RRM (RNA recognition motif) domain

8. Citations (1)

9. Files and Curves (10)