1pj1

RIBONUCLEOTIDE REDUCTASE R2-D84E/W48F SOAKED WITH FERROUS IONS AT PH 5

Method: X-RAY DIFFRACTION Dmax: 84.1 Å Quality: EXCELLENT

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

Ribonucleoside-diphosphate reductase 1 beta chain

Escherichia coli

UniProt P69924

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 1–375 Chain B; UniProt 1–375 Mutation:D84E, W48F FE FE (III) ION × 4 HG MERCURY (II) ION × 15 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;310 K;20% PEG 4000, 200mM NaCl, 50mM MES, 0.3% dioxane, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 310K Resolution 1.95 Å R-free 0.221

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.

62 other PDB entries and 126 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RIR2_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–375; UniProt 1–375 Author chain B; PDBConstruct 1–375; UniProt 1–375

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 1pj1

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1pj1
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1pj1
Deposition date deposition_date2003-05-30
Structure title titleRIBONUCLEOTIDE REDUCTASE R2-D84E/W48F SOAKED WITH FERROUS IONS AT PH 5
Keywords keywordsFour helix bundle, diferrous cluster, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.12
Radius of gyration Rg (electron density) rg_electron25.96
Forward intensity I(0) i0118188000.00
Molecular weight molecular_weight82098.0 kDa
Excluded volume excluded_volume99974 ų
Envelope volume envelope_volume112410 ų
Hydration-shell volume shell_volume35296 ų
Envelope diameter envelope_diameter86.2
Shell Rg shell_rg34.42
Envelope Rg envelope_rg26.17
Shape Rg shape_rg25.91
Total Rg total_rg26.85
Total atoms total_atoms5581
Residues n_residues680
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 dmax84.1
Rg (real space) rg_real27.04
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real1.1820e+08
I(0) uncertainty (real space) i0_real_error1.6850e+06
Rg (reciprocal space) rg_reciprocal27.07
I(0) (reciprocal space) i0_reciprocal118200000.0000
Solution quality estimate total_estimate0.9037
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary30.4
Skewness Skewness skewness0.258
Kurtosis Kurtosis kurtosis-0.460
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15460000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.945; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.912

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1pj1a_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.2 — Ribonucleotide reductase-like
Domain ID domain_idd1pj1b_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.2 — Ribonucleotide reductase-like

CATH v4.4 (2 domains)

Domain ID domain_id1pj1A00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology620 — Ribonucleotide Reductase, subunit A
Homologous superfamily homologous superfamily20 — Ribonucleotide Reductase, subunit A
Domain ID domain_id1pj1B00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology620 — Ribonucleotide Reductase, subunit A
Homologous superfamily homologous superfamily20 — Ribonucleotide Reductase, subunit A

8. Citations (1)

9. Files and Curves (10)