1rwd

Backbone NMR Structure of a Mutant P. Furiosus Rubredoxin Using Residual Dipolar Couplings

Method: SOLUTION NMR Dmax: 31.2 Å Quality: GOOD

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

Rubredoxin

Pyrococcus furiosus

UniProt P24297

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–53 Mutation:W3Y, I23V, L32I No other associated polymer SOLUTION NMR NMR measurement conditions:pH 6.3;298 K;Ionic strength (raw mmCIF value) 100 mM NaCl;Pressure ambient NMR measurement conditions:pH 6.3;298 K;Ionic strength (raw mmCIF value) 50 mM NaCl;Pressure ambient NMR sample composition:4.5 mM Rubredoxin U-15N; 50 mM Na Phosphate; 100 mM NaCl; pH 6.3 | 90% H2O/10% D2O NMR sample composition:2.5 mM Rubredoxin U-15N; 50 mM Na Phosphate ; 50 mM NaCl; pH 6.3; 7% Bicelle (3:1 DMPC:DHPC with 4% CTAB relative to DMPC) | Bicelles in 90% H2O, 10% D2O NMR sample composition:4.5 mM Rubredoxin U-15N; 50 mM Na Phosphate; 100 mM NaCl; pH 6.3; PF1 phage sample | Phage in 90% H2O, 10% D2O Resolution not provided

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.

48 other PDB entries and 55 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RUBR_PYRFU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–53; UniProt 1–53

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 1rwd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1rwd
Deposition date deposition_date2003-12-16
Structure title titleBackbone NMR Structure of a Mutant P. Furiosus Rubredoxin Using Residual Dipolar Couplings
Keywords keywords;residual dipolar couplings, structural genomics, PSI, Protein Structure Initiative, Southeast Collaboratory for Structural Genomics, SECSG, ELECTRON TRANSPORT ;; ELECTRON TRANSPORT
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier10.06
Radius of gyration Rg (electron density) rg_electron8.93
Forward intensity I(0) i0462379.00
Molecular weight molecular_weight3429.0 kDa
Excluded volume excluded_volume3926 ų
Envelope volume envelope_volume5100 ų
Hydration-shell volume shell_volume5426 ų
Envelope diameter envelope_diameter27.4
Shell Rg shell_rg13.27
Envelope Rg envelope_rg8.84
Shape Rg shape_rg8.92
Total Rg total_rg10.33
Total atoms total_atoms347
Residues n_residues50
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 dmax31.2
Rg (real space) rg_real9.99
Rg uncertainty (real space) rg_real_error0.25
I(0) (real space) i0_real4.6240e+05
I(0) uncertainty (real space) i0_real_error5.2140e+03
Rg (reciprocal space) rg_reciprocal9.99
I(0) (reciprocal space) i0_reciprocal462400.0000
Solution quality estimate total_estimate0.8808
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary12.6
Skewness Skewness skewness0.059
Kurtosis Kurtosis kurtosis-0.269
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha119700.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.840; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.953

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1rwda_
Class classg — Small proteins
Fold Fold foldg.41 — Rubredoxin-like
Superfamily Superfamily superfamilyg.41.5 — Rubredoxin-like
Family Family familyg.41.5.1 — Rubredoxin

CATH v4.4 (1 domains)

Domain ID domain_id1rwdA00
Class class2 — Mainly Beta
Architecture architecture20 — Single Sheet
Topology topology28 — Rubrerythrin, domain 2
Homologous superfamily homologous superfamily10

8. Citations (1)

9. Files and Curves (10)