2xx0

STRUCTURE OF THE N90S-H254F MUTANT OF NITRITE REDUCTASE FROM ALCALIGENES XYLOSOXIDANS

Method: X-RAY DIFFRACTION Dmax: 111.1 Å Quality: GOOD

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

DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE

ACHROMOBACTER XYLOSOXIDANS

UniProt O68601

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 26–360 Fragment:RESIDUES 26-360 Mutation:YES CU COPPER (II) ION × 6 ZN ZINC ION × 9 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 3 PG4 TETRAETHYLENE GLYCOL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6.5;ZNSO4, PEG 550 MME, MES PH 6.5 Resolution 1.46 Å R-free 0.151
2 Protein homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 26–360 Fragment:RESIDUES 26-360 Mutation:YES CU COPPER (II) ION × 6 ZN ZINC ION × 9 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 3 PG4 TETRAETHYLENE GLYCOL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6.5;ZNSO4, PEG 550 MME, MES PH 6.5 Resolution 1.46 Å R-free 0.151

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.

36 other PDB entries and 47 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name O68601_ALCXX
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–336; UniProt 26–360 Author chain B; PDBConstruct 2–336; UniProt 26–360

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 2xx0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2xx0
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id2xx0
Deposition date deposition_date2010-11-07
Structure title titleSTRUCTURE OF THE N90S-H254F MUTANT OF NITRITE REDUCTASE FROM ALCALIGENES XYLOSOXIDANS
Keywords keywordsOXIDOREDUCTASE, PROTON CHANNEL, DENITRIFICATION.; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.63
Radius of gyration Rg (electron density) rg_electron33.57
Forward intensity I(0) i087568900.00
Molecular weight molecular_weight74186.0 kDa
Excluded volume excluded_volume92596 ų
Envelope volume envelope_volume121900 ų
Hydration-shell volume shell_volume31669 ų
Envelope diameter envelope_diameter118.5
Shell Rg shell_rg37.68
Envelope Rg envelope_rg34.05
Shape Rg shape_rg33.56
Total Rg total_rg33.94
Total atoms total_atoms5193
Residues n_residues671
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 dmax111.1
Rg (real space) rg_real33.86
Rg uncertainty (real space) rg_real_error0.97
I(0) (real space) i0_real8.7570e+07
I(0) uncertainty (real space) i0_real_error1.2810e+06
Rg (reciprocal space) rg_reciprocal33.72
I(0) (reciprocal space) i0_reciprocal87560000.0000
Solution quality estimate total_estimate0.8296
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.4
Skewness Skewness skewness0.443
Kurtosis Kurtosis kurtosis-0.571
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha18070000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.799; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.665; Smooth: 0.718

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (5 domains)

Domain ID domain_idd2xx0a1
Class classb — All beta proteins
Fold Fold foldb.6 — Cupredoxin-like
Superfamily Superfamily superfamilyb.6.1 — Cupredoxins
Family Family familyb.6.1.3 — Multidomain cupredoxins
Domain ID domain_idd2xx0a2
Class classb — All beta proteins
Fold Fold foldb.6 — Cupredoxin-like
Superfamily Superfamily superfamilyb.6.1 — Cupredoxins
Family Family familyb.6.1.3 — Multidomain cupredoxins
Domain ID domain_idd2xx0b1
Class classb — All beta proteins
Fold Fold foldb.6 — Cupredoxin-like
Superfamily Superfamily superfamilyb.6.1 — Cupredoxins
Family Family familyb.6.1.3 — Multidomain cupredoxins
Domain ID domain_idd2xx0b2
Class classb — All beta proteins
Fold Fold foldb.6 — Cupredoxin-like
Superfamily Superfamily superfamilyb.6.1 — Cupredoxins
Family Family familyb.6.1.3 — Multidomain cupredoxins
Domain ID domain_idd2xx0b3
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (4 domains)

Domain ID domain_id2xx0A01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
Domain ID domain_id2xx0A02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
Domain ID domain_id2xx0B01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily420 — Cupredoxins - blue copper proteins
Domain ID domain_id2xx0B02
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily420 — Cupredoxins - blue copper proteins

8. Citations (1)

9. Files and Curves (10)