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1cpq

CYTOCHROME C' FROM RHODOPSEUDOMONAS CAPSULATA

Method: X-RAY DIFFRACTION Dmax: 53.3 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

;CYTOCHROME C' ;

OrganismNot specified

UniProt P00147

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 22–150 Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.72 Å

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.

Other PDB Difference from Current Entry 1CPQ Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
1CPR ST. LOUIS CYTOCHROME C' FROM THE PURPLE PHOTOTROPIC BACTERIUM, RHODOBACTER CAPSULATUS Deposited 1996-04-09 Different ligand/ion Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 22–150（129 aa）
Not recorded ZN ZINC ION × 6 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 2.10 Å
1EKY MODEL STRUCTURE FROM NON-NOE BASED NMR STRUCTURE CALCULATION Deposited 2000-03-10 Different construct Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 1–129（129 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 SOLUTION NMR
NMR measurement conditions pH 6；293 K；Ionic strength (raw mmCIF value) 100mM；Pressure ambient
NMR sample composition 7mM Cyt c', 15N, 100mM PO4 pH6 | 90% H20 10% D20
Resolution not provided
1NBB N-BUTYLISOCYANIDE BOUND RHODOBACTER CAPSULATUS CYTOCHROME C' Deposited 1996-03-18 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 22–150（129 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 NBN N-BUTYL ISOCYANIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.40 Å
1NBB N-BUTYLISOCYANIDE BOUND RHODOBACTER CAPSULATUS CYTOCHROME C' Deposited 1996-03-18 Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain B 22–150（129 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 NBN N-BUTYL ISOCYANIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.40 Å
1RCP CYTOCHROME C' Deposited 1995-08-23 Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 22–150（129 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.00 Å
1RCP CYTOCHROME C' Deposited 1995-08-23 Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain B 22–150（129 aa）
Not recorded HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；pH 6.5
Resolution 2.00 Å

4 other PDB entries and 6 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CYCP_RHOCA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–129； UniProt 22–150

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 1cpq

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1cpq
Deposition date deposition_date1995-08-14
Structure title titleCYTOCHROME C' FROM RHODOPSEUDOMONAS CAPSULATA
Keywords keywordsELECTRON TRANSPORT, CYTOCHROME; ELECTRON TRANSPORT
Experimental Method methodX-RAY DIFFRACTION
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier16.25 Å
Radius of gyration Rg (electron density) rg_electron15.32 Å
Forward intensity I(0) i03853410.00
Molecular weight molecular_weight13682.0 kDa
Excluded volume excluded_volume16977 ų
Envelope volume envelope_volume19379 ų
Hydration-shell volume shell_volume11311 ų
Envelope diameter envelope_diameter52.6 Å
Shell Rg shell_rg20.05 Å
Envelope Rg envelope_rg15.65 Å
Shape Rg shape_rg15.34 Å
Total Rg total_rg16.19 Å
Total atoms total_atoms1159
Residues n_residues129
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−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
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax53.3 Å
Rg (real space) rg_real16.28 Å
Rg uncertainty (real space) rg_real_error0.32 Å
I(0) (real space) i0_real3.8530e+06
I(0) uncertainty (real space) i0_real_error4.7350e+04
Rg (reciprocal space) rg_reciprocal16.28 Å
I(0) (reciprocal space) i0_reciprocal3853000.0000
Solution quality estimate total_estimate0.8699
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.1 Å
Skewness Skewness skewness0.396
Kurtosis Kurtosis kurtosis-0.331
Angular range angular_range— – 0.4900 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha994400.0000
Real-space data points n_real_points79
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.808; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.984; Smooth: 0.899
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

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7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1cpqa_
Class classa — All alpha proteins
Fold Fold folda.24 — Four-helical up-and-down bundle
Superfamily Superfamily superfamilya.24.3 — Cytochromes
Family Family familya.24.3.2 — Cytochrome c'-like

CATH v4.4 (1 domains)

Domain ID domain_id1cpqA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology120 — Four Helix Bundle (Hemerythrin (Met), subunit A)
Homologous superfamily homologous superfamily10 — Cytochrome c/b562
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8. Citations (1)

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9. Files and Curves (10)