1cf9

Structure of the mutant VAL169CYS of catalase HPII from Escherichia coli

Method: X-RAY DIFFRACTION Dmax: 134.4 Å Quality: GOOD

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

PROTEIN (CATALASE HPII)

Escherichia coli

UniProt P21179

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 27–753 Chain B; UniProt 27–753 Chain C; UniProt 27–753 Chain D; UniProt 27–753 Mutation:V169C HEM PROTOPORPHYRIN IX CONTAINING FE × 4 X-RAY DIFFRACTION X-ray crystallization conditions:pH 9;pH 9 Resolution 1.80 Å R-free 0.237

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.

46 other PDB entries and 48 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CATE_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 27–753; UniProt 27–753 Author chain B; PDBConstruct 27–753; UniProt 27–753 Author chain C; PDBConstruct 27–753; UniProt 27–753 Author chain D; PDBConstruct 27–753; UniProt 27–753

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 1cf9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1cf9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1cf9
Deposition date deposition_date1999-03-24
Structure title titleStructure of the mutant VAL169CYS of catalase HPII from Escherichia coli
Keywords keywordsHYDROGEN PEROXIDE, OXIDOREDUCTASE, COVALENT MODIFICATIONS; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier41.66
Radius of gyration Rg (electron density) rg_electron41.40
Forward intensity I(0) i01562090000.00
Molecular weight molecular_weight327230.0 kDa
Excluded volume excluded_volume408620 ų
Envelope volume envelope_volume481930 ų
Hydration-shell volume shell_volume90466 ų
Envelope diameter envelope_diameter144.9
Shell Rg shell_rg50.77
Envelope Rg envelope_rg41.84
Shape Rg shape_rg41.34
Total Rg total_rg41.98
Total atoms total_atoms23148
Residues n_residues2908
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 dmax134.4
Rg (real space) rg_real41.59
Rg uncertainty (real space) rg_real_error0.88
I(0) (real space) i0_real1.5620e+09
I(0) uncertainty (real space) i0_real_error2.8890e+07
Rg (reciprocal space) rg_reciprocal41.66
I(0) (reciprocal space) i0_reciprocal1562000000.0000
Solution quality estimate total_estimate0.8725
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary49.5
Skewness Skewness skewness0.370
Kurtosis Kurtosis kurtosis-0.177
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha647000000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.847; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.977; Smooth: 0.820

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 20 domains

SCOP 2.08 (8 domains)

Domain ID domain_idd1cf9a1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
Family Family familyc.23.16.3 — Catalase, C-terminal domain
Domain ID domain_idd1cf9a2
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.5 — Heme-dependent catalase-like
Superfamily Superfamily superfamilye.5.1 — Heme-dependent catalase-like
Family Family familye.5.1.1 — Heme-dependent catalases
Domain ID domain_idd1cf9b1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
Family Family familyc.23.16.3 — Catalase, C-terminal domain
Domain ID domain_idd1cf9b2
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.5 — Heme-dependent catalase-like
Superfamily Superfamily superfamilye.5.1 — Heme-dependent catalase-like
Family Family familye.5.1.1 — Heme-dependent catalases
Domain ID domain_idd1cf9c1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
Family Family familyc.23.16.3 — Catalase, C-terminal domain
Domain ID domain_idd1cf9c2
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.5 — Heme-dependent catalase-like
Superfamily Superfamily superfamilye.5.1 — Heme-dependent catalase-like
Family Family familye.5.1.1 — Heme-dependent catalases
Domain ID domain_idd1cf9d1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.23 — Flavodoxin-like
Superfamily Superfamily superfamilyc.23.16 — Class I glutamine amidotransferase-like
Family Family familyc.23.16.3 — Catalase, C-terminal domain
Domain ID domain_idd1cf9d2
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.5 — Heme-dependent catalase-like
Superfamily Superfamily superfamilye.5.1 — Heme-dependent catalase-like
Family Family familye.5.1.1 — Heme-dependent catalases

CATH v4.4 (12 domains)

Domain ID domain_id1cf9A01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily10 — Catalase core domain
Domain ID domain_id1cf9A02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily20 — Catalase, four-helical domain
Domain ID domain_id1cf9A03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain
Domain ID domain_id1cf9B01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily10 — Catalase core domain
Domain ID domain_id1cf9B02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily20 — Catalase, four-helical domain
Domain ID domain_id1cf9B03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain
Domain ID domain_id1cf9C01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily10 — Catalase core domain
Domain ID domain_id1cf9C02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily20 — Catalase, four-helical domain
Domain ID domain_id1cf9C03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain
Domain ID domain_id1cf9D01
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology180 — Catalase HpII, Chain A, domain 1
Homologous superfamily homologous superfamily10 — Catalase core domain
Domain ID domain_id1cf9D02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1370 — Hemocyanin, N-terminal domain
Homologous superfamily homologous superfamily20 — Catalase, four-helical domain
Domain ID domain_id1cf9D03
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily880 — Class I glutamine amidotransferase (GATase) domain

8. Citations (5)

9. Files and Curves (10)