2w71

Crystal structure of Biotin carboxylase from E. coli in complex with the imidazole-pyrimidine inhibitor

Method: X-RAY DIFFRACTION Dmax: 115.0 Å Quality: GOOD

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

BIOTIN CARBOXYLASE

ESCHERICHIA COLI

UniProt P24182

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 1–449 Not recorded CL CHLORIDE ION × 1 L23 4-[1-(2,6-dichlorobenzyl)-2-methyl-1H-imidazol-4-yl]pyrimidin-2-amine × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.99 Å R-free 0.229
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 1–449 Not recorded CL CHLORIDE ION × 1 L23 4-[1-(2,6-dichlorobenzyl)-2-methyl-1H-imidazol-4-yl]pyrimidin-2-amine × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 1.99 Å R-free 0.229

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.

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

View Construct and Data Evidence
UniProt name ACCC_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–449; UniProt 1–449 Author chain C; PDBConstruct 1–449; UniProt 1–449

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 2w71

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2w71
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2w71
Deposition date deposition_date2008-12-19
Structure title titleCrystal structure of Biotin carboxylase from E. coli in complex with the imidazole-pyrimidine inhibitor
Keywords keywordsLIGASE, ATP-BINDING, FATTY ACID BIOSYNTHESIS, NUCLEOTIDE-BINDING, LIPID SYNTHESIS, ATP-GRASP DOMAIN, FRAGMENT SCREENING; LIGASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier31.10
Radius of gyration Rg (electron density) rg_electron30.57
Forward intensity I(0) i0156502000.00
Molecular weight molecular_weight98602.0 kDa
Excluded volume excluded_volume123140 ų
Envelope volume envelope_volume148410 ų
Hydration-shell volume shell_volume40802 ų
Envelope diameter envelope_diameter122.0
Shell Rg shell_rg37.18
Envelope Rg envelope_rg30.96
Shape Rg shape_rg30.54
Total Rg total_rg31.19
Total atoms total_atoms6914
Residues n_residues894
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 dmax115.0
Rg (real space) rg_real31.25
Rg uncertainty (real space) rg_real_error1.09
I(0) (real space) i0_real1.5650e+08
I(0) uncertainty (real space) i0_real_error2.6700e+06
Rg (reciprocal space) rg_reciprocal31.19
I(0) (reciprocal space) i0_reciprocal156500000.0000
Solution quality estimate total_estimate0.8080
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary33.8
Skewness Skewness skewness0.566
Kurtosis Kurtosis kurtosis0.081
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha50650000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.583; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.815; Smooth: 0.938

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd2w71a1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.30 — PreATP-grasp domain
Superfamily Superfamily superfamilyc.30.1 — PreATP-grasp domain
Family Family familyc.30.1.1 — BC N-terminal domain-like
Domain ID domain_idd2w71a2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.142 — ATP-grasp
Superfamily Superfamily superfamilyd.142.1 — Glutathione synthetase ATP-binding domain-like
Family Family familyd.142.1.2 — BC ATP-binding domain-like
Domain ID domain_idd2w71a3
Class classb — All beta proteins
Fold Fold foldb.84 — Barrel-sandwich hybrid
Superfamily Superfamily superfamilyb.84.2 — Rudiment single hybrid motif
Family Family familyb.84.2.1 — BC C-terminal domain-like
Domain ID domain_idd2w71c1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.30 — PreATP-grasp domain
Superfamily Superfamily superfamilyc.30.1 — PreATP-grasp domain
Family Family familyc.30.1.1 — BC N-terminal domain-like
Domain ID domain_idd2w71c2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.142 — ATP-grasp
Superfamily Superfamily superfamilyd.142.1 — Glutathione synthetase ATP-binding domain-like
Family Family familyd.142.1.2 — BC ATP-binding domain-like
Domain ID domain_idd2w71c3
Class classb — All beta proteins
Fold Fold foldb.84 — Barrel-sandwich hybrid
Superfamily Superfamily superfamilyb.84.2 — Rudiment single hybrid motif
Family Family familyb.84.2.1 — BC C-terminal domain-like

CATH v4.4 (6 domains)

Domain ID domain_id2w71A01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily20
Domain ID domain_id2w71A02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology470 — D-amino Acid Aminotransferase; Chain A, domain 1
Homologous superfamily homologous superfamily20 — ATP-grasp fold, B domain
Domain ID domain_id2w71A03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1490 — Dna Ligase; domain 1
Homologous superfamily homologous superfamily20 — ATP-grasp fold, A domain
Domain ID domain_id2w71C01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily20
Domain ID domain_id2w71C02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology470 — D-amino Acid Aminotransferase; Chain A, domain 1
Homologous superfamily homologous superfamily20 — ATP-grasp fold, B domain
Domain ID domain_id2w71C03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology1490 — Dna Ligase; domain 1
Homologous superfamily homologous superfamily20 — ATP-grasp fold, A domain

8. Citations (1)

9. Files and Curves (10)