3sh8

Crystal structure of fluorophore-labeled beta-lactamase PenP in complex with cephaloridine

Method: X-RAY DIFFRACTION Dmax: 77.4 Å Quality: EXCELLENT

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

Beta-lactamase

Bacillus licheniformis

UniProt P00808

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 43–307 Fragment:Small exopenicillinase Mutation:E166C CED 5-METHYL-2-[2-OXO-1-(2-THIOPHEN-2-YL-ACETYLAMINO)-ETHYL]-3,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;291 K;PEG4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.00 Å R-free 0.267
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 43–307 Fragment:Small exopenicillinase Mutation:E166C CED 5-METHYL-2-[2-OXO-1-(2-THIOPHEN-2-YL-ACETYLAMINO)-ETHYL]-3,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;291 K;PEG4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.00 Å R-free 0.267

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.

25 other PDB entries and 41 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BLAC_BACLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–266; UniProt 43–307 Author chain B; PDBConstruct 2–266; UniProt 43–307

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 3sh8

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3sh8
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3sh8
Deposition date deposition_date2011-06-16
Structure title titleCrystal structure of fluorophore-labeled beta-lactamase PenP in complex with cephaloridine
Keywords keywordsbeta-lactamase, fluorophore, cephaloridine, HYDROLASE-ANTIBIOTIC complex; HYDROLASE/ANTIBIOTIC
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.00
Radius of gyration Rg (electron density) rg_electron23.90
Forward intensity I(0) i053476000.00
Molecular weight molecular_weight56652.0 kDa
Excluded volume excluded_volume70896 ų
Envelope volume envelope_volume85248 ų
Hydration-shell volume shell_volume29034 ų
Envelope diameter envelope_diameter78.2
Shell Rg shell_rg31.54
Envelope Rg envelope_rg23.94
Shape Rg shape_rg23.90
Total Rg total_rg24.73
Total atoms total_atoms3985
Residues n_residues505
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 dmax77.4
Rg (real space) rg_real24.91
Rg uncertainty (real space) rg_real_error0.52
I(0) (real space) i0_real5.3480e+07
I(0) uncertainty (real space) i0_real_error6.9910e+05
Rg (reciprocal space) rg_reciprocal24.94
I(0) (reciprocal space) i0_reciprocal53480000.0000
Solution quality estimate total_estimate0.9100
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.2
Skewness Skewness skewness0.213
Kurtosis Kurtosis kurtosis-0.533
Angular range angular_range— – 0.3150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15380000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.943; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.997

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3sh8a_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.3 — beta-lactamase/transpeptidase-like
Superfamily Superfamily superfamilye.3.1 — beta-lactamase/transpeptidase-like
Family Family familye.3.1.1 — beta-Lactamase/D-ala carboxypeptidase
Domain ID domain_idd3sh8b_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.3 — beta-lactamase/transpeptidase-like
Superfamily Superfamily superfamilye.3.1 — beta-lactamase/transpeptidase-like
Family Family familye.3.1.1 — beta-Lactamase/D-ala carboxypeptidase

CATH v4.4 (2 domains)

Domain ID domain_id3sh8A00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology710 — Beta-lactamase
Homologous superfamily homologous superfamily10 — DD-peptidase/beta-lactamase superfamily
Domain ID domain_id3sh8B00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology710 — Beta-lactamase
Homologous superfamily homologous superfamily10 — DD-peptidase/beta-lactamase superfamily

8. Citations (1)

9. Files and Curves (10)