1v9q

Crystal Structure of an Artificial Metalloprotein:Mn(III)(3,3'-Me2-salophen)/apo-A71G Myoglobin

Method: X-RAY DIFFRACTION Dmax: 50.8 Å Quality: EXCELLENT

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

Myoglobin

Physeter catodon

UniProt P02185

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 1–153 Mutation:A71G PO4 PHOSPHATE ION × 6 CZM 'N,N'-BIS-(2-HYDROXY-3-METHYL-BENZYLIDENE)-BENZENE-1,2-DIAMINE' × 1 MN3 MANGANESE (III) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.8;277 K;sodium, potassium phosphate, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.45 Å R-free 0.218

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.

354 other PDB entries and 366 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MYG_PHYCA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–154; UniProt 1–153

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 1v9q

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1v9q
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1v9q
Deposition date deposition_date2004-01-29
Structure title titleCrystal Structure of an Artificial Metalloprotein:Mn(III)(3,3'-Me2-salophen)/apo-A71G Myoglobin
Keywords keywordsmyoglobin, Schiff base, manganese, salophen, metalloprotein, OXYGEN STORAGE-TRANSPORT COMPLEX; OXYGEN STORAGE/TRANSPORT
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.92
Radius of gyration Rg (electron density) rg_electron15.35
Forward intensity I(0) i06552340.00
Molecular weight molecular_weight18288.0 kDa
Excluded volume excluded_volume22744 ų
Envelope volume envelope_volume25703 ų
Hydration-shell volume shell_volume14166 ų
Envelope diameter envelope_diameter49.9
Shell Rg shell_rg21.09
Envelope Rg envelope_rg15.57
Shape Rg shape_rg15.29
Total Rg total_rg16.52
Total atoms total_atoms1281
Residues n_residues154
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 dmax50.8
Rg (real space) rg_real16.81
Rg uncertainty (real space) rg_real_error0.24
I(0) (real space) i0_real6.5520e+06
I(0) uncertainty (real space) i0_real_error6.8060e+04
Rg (reciprocal space) rg_reciprocal16.82
I(0) (reciprocal space) i0_reciprocal6552000.0000
Solution quality estimate total_estimate0.9095
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary50.1
Skewness Skewness skewness0.088
Kurtosis Kurtosis kurtosis-0.502
Angular range angular_range— – 0.4700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1039000.0000
Real-space data points n_real_points77
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.950; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.984

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1v9qa_
Class classa — All alpha proteins
Fold Fold folda.1 — Globin-like
Superfamily Superfamily superfamilya.1.1 — Globin-like
Family Family familya.1.1.2 — Globins

CATH v4.4 (1 domains)

Domain ID domain_id1v9qA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology490 — Globin-like
Homologous superfamily homologous superfamily10 — Globins

8. Citations (1)

9. Files and Curves (10)