1iu6

Neutron Crystal Structure of the rubredoxin mutant from Pyrococcus Furiosus

Method: NEUTRON DIFFRACTION Dmax: 34.0 Å Quality: EXCELLENT

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 FE FE (III) ION × 1 NEUTRON DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;Na/K phosphate, VAPOR DIFFUSION Resolution 1.60 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.

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 1iu6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1iu6
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id1iu6
Deposition date deposition_date2002-02-27
Structure title titleNeutron Crystal Structure of the rubredoxin mutant from Pyrococcus Furiosus
Keywords keywordsrubredoxin, mutant, hydrogen, hydration, thermostability, ELECTRON TRANSPORT; ELECTRON TRANSPORT
Experimental Method methodNEUTRON DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier11.41
Radius of gyration Rg (electron density) rg_electron9.81
Forward intensity I(0) i01015120.00
Molecular weight molecular_weight6211.0 kDa
Excluded volume excluded_volume7490 ų
Envelope volume envelope_volume8352 ų
Hydration-shell volume shell_volume7351 ų
Envelope diameter envelope_diameter31.5
Shell Rg shell_rg15.20
Envelope Rg envelope_rg10.21
Shape Rg shape_rg9.79
Total Rg total_rg11.31
Total atoms total_atoms801
Residues n_residues52
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 dmax34.0
Rg (real space) rg_real11.32
Rg uncertainty (real space) rg_real_error0.17
I(0) (real space) i0_real1.0150e+06
I(0) uncertainty (real space) i0_real_error9.2180e+03
Rg (reciprocal space) rg_reciprocal11.32
I(0) (reciprocal space) i0_reciprocal1015000.0000
Solution quality estimate total_estimate0.9018
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary15.5
Skewness Skewness skewness0.036
Kurtosis Kurtosis kurtosis-0.385
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha131300.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.929; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.952

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1iu6a_
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_id1iu6A00
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)