1nmi

Solution structure of the imidazole complex of iso-1 cytochrome c

Method: SOLUTION NMR Dmax: 45.2 Å Quality: GOOD

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

Cytochrome c, iso-1

Saccharomyces cerevisiae

UniProt P00044

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 1–108 Not recorded IMD IMIDAZOLE × 1 HEC HEME C × 1 SOLUTION NMR NMR measurement conditions:pH 7;298 K NMR sample composition:1mM iso-1 cytochrome c, 120mM d5imidazole | H2O NMR sample composition:1mM 15N labeled iso-1 cytochrome c, 120mM d5imidazole | H2O 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.

91 other PDB entries and 125 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CYC1_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–108; UniProt 1–108

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 1nmi

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1nmi
Deposition date deposition_date2003-01-10
Structure title titleSolution structure of the imidazole complex of iso-1 cytochrome c
Keywords keywordsligand-protein complex, ELECTRON TRANSPORT; ELECTRON TRANSPORT
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier14.14
Radius of gyration Rg (electron density) rg_electron12.90
Forward intensity I(0) i03283740.00
Molecular weight molecular_weight12744.0 kDa
Excluded volume excluded_volume15986 ų
Envelope volume envelope_volume17342 ų
Hydration-shell volume shell_volume11326 ų
Envelope diameter envelope_diameter42.9
Shell Rg shell_rg18.78
Envelope Rg envelope_rg13.30
Shape Rg shape_rg12.84
Total Rg total_rg14.34
Total atoms total_atoms1783
Residues n_residues108
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 dmax45.2
Rg (real space) rg_real14.03
Rg uncertainty (real space) rg_real_error0.20
I(0) (real space) i0_real3.2840e+06
I(0) uncertainty (real space) i0_real_error3.2530e+04
Rg (reciprocal space) rg_reciprocal14.04
I(0) (reciprocal space) i0_reciprocal3284000.0000
Solution quality estimate total_estimate0.8841
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary18.3
Skewness Skewness skewness0.133
Kurtosis Kurtosis kurtosis-0.309
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha862300.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.832; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.992; Smooth: 1.000

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_idd1nmia_
Class classa — All alpha proteins
Fold Fold folda.3 — Cytochrome c
Superfamily Superfamily superfamilya.3.1 — Cytochrome c
Family Family familya.3.1.1 — monodomain cytochrome c

CATH v4.4 (1 domains)

Domain ID domain_id1nmiA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology760 — Cytochrome Bc1 Complex; Chain D, domain 2
Homologous superfamily homologous superfamily10 — Cytochrome c-like domain

8. Citations (1)

9. Files and Curves (10)