2w6o

Crystal structure of Biotin carboxylase from E. coli in complex with 4-Amino-7,7-dimethyl-7,8-dihydro-quinazolinone fragment

Method: X-RAY DIFFRACTION Dmax: 116.1 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 OA3 4-amino-7,7-dimethyl-7,8-dihydroquinazolin-5(6H)-one × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å R-free 0.308
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 1–449 Not recorded OA3 4-amino-7,7-dimethyl-7,8-dihydroquinazolin-5(6H)-one × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å R-free 0.308

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 2w6o

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2w6o
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2w6o
Deposition date deposition_date2008-12-18
Structure title titleCrystal structure of Biotin carboxylase from E. coli in complex with 4-Amino-7,7-dimethyl-7,8-dihydro-quinazolinone fragment
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_guinier31.17
Radius of gyration Rg (electron density) rg_electron30.65
Forward intensity I(0) i0154488000.00
Molecular weight molecular_weight98173.0 kDa
Excluded volume excluded_volume122710 ų
Envelope volume envelope_volume149340 ų
Hydration-shell volume shell_volume40946 ų
Envelope diameter envelope_diameter123.2
Shell Rg shell_rg37.24
Envelope Rg envelope_rg31.07
Shape Rg shape_rg30.63
Total Rg total_rg31.28
Total atoms total_atoms6888
Residues n_residues891
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 dmax116.1
Rg (real space) rg_real31.34
Rg uncertainty (real space) rg_real_error1.13
I(0) (real space) i0_real1.5450e+08
I(0) uncertainty (real space) i0_real_error2.7110e+06
Rg (reciprocal space) rg_reciprocal31.27
I(0) (reciprocal space) i0_reciprocal154500000.0000
Solution quality estimate total_estimate0.8012
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary34.2
Skewness Skewness skewness0.576
Kurtosis Kurtosis kurtosis0.105
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha51140000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.562; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.795; Smooth: 0.932

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_idd2w6oa1
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_idd2w6oa2
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_idd2w6oa3
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_idd2w6oc1
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_idd2w6oc2
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_idd2w6oc3
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_id2w6oA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily20
Domain ID domain_id2w6oA02
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_id2w6oA03
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_id2w6oC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily20
Domain ID domain_id2w6oC02
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_id2w6oC03
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)