3c7z

T4 lysozyme mutant D89A/R96H at room temperature

Method: X-RAY DIFFRACTION Dmax: 57.8 Å Quality: GOOD

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

Lysozyme

Bacteriophage T4

UniProt P00720

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 1–164 Mutation:D89A,R96H CL CHLORIDE ION × 2 BME BETA-MERCAPTOETHANOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 6.7;2 M NA/K PHOSPHATE PH 6.7 550 MM NACL 50 MM REDUCED BME, 50 MM OXIDIZED BME , VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K, pH 6.70 Resolution 1.67 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.

721 other PDB entries and 846 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LYS_BPT4
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–164; UniProt 1–164

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 3c7z

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3c7z
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3c7z
Deposition date deposition_date2008-02-08
Structure title titleT4 lysozyme mutant D89A/R96H at room temperature
Keywords keywords;BACTERIOPHAGE T4 LYSOZYME, VIRAL LYSOZYME, MUTATIONAL ANALYSIS, PROTEIN ENGINEERING, THERMAL STABILITY, PROTEIN STABILITY, PROTEIN ELECTROSTATICS, PROTEIN STRUCTURE, CATION BINDING, CHARGE BURIAL, HYDROGEN BONDING, HELIX DIPOLE, PROTEIN CREVICES, STERIC STRAIN, TEMPERATURE-SENSITIVE MUTANT, Antimicrobial, Bacteriolytic enzyme, Glycosidase, Hydrolase ;; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier17.49
Radius of gyration Rg (electron density) rg_electron16.47
Forward intensity I(0) i06631590.00
Molecular weight molecular_weight18611.0 kDa
Excluded volume excluded_volume23275 ų
Envelope volume envelope_volume26665 ų
Hydration-shell volume shell_volume14138 ų
Envelope diameter envelope_diameter59.1
Shell Rg shell_rg21.76
Envelope Rg envelope_rg16.54
Shape Rg shape_rg16.45
Total Rg total_rg17.48
Total atoms total_atoms1303
Residues n_residues164
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 dmax57.8
Rg (real space) rg_real17.47
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real6.6320e+06
I(0) uncertainty (real space) i0_real_error8.3140e+04
Rg (reciprocal space) rg_reciprocal17.47
I(0) (reciprocal space) i0_reciprocal6632000.0000
Solution quality estimate total_estimate0.7970
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary21.6
Skewness Skewness skewness0.334
Kurtosis Kurtosis kurtosis-0.243
Angular range angular_range— – 0.4550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1463000.0000
Real-space data points n_real_points76
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.791; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.983; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd3c7za_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.2 — Lysozyme-like
Superfamily Superfamily superfamilyd.2.1 — Lysozyme-like
Family Family familyd.2.1.3 — Phage lysozyme

CATH v4.4 (1 domains)

Domain ID domain_id3c7zA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily40

8. Citations (2)

9. Files and Curves (10)