2d4k

Monoclinic hen egg-white lysozyme crystallized at 313K

Method: X-RAY DIFFRACTION Dmax: 74.1 Å Quality: REASONABLE

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

Lysozyme C

OrganismNot specified

UniProt P00698

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 19–147 Not recorded NA SODIUM ION × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:batch method;pH 7.6;313 K;2% protein, 10% sodium chloride, 5% 1-propanol, pH 7.6, batch method, temperature 313K Resolution 1.15 Å R-free 0.164
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain N; UniProt 19–147 Not recorded NA SODIUM ION × 1 CL CHLORIDE ION × 3 X-RAY DIFFRACTION X-ray crystallization conditions:batch method;pH 7.6;313 K;2% protein, 10% sodium chloride, 5% 1-propanol, pH 7.6, batch method, temperature 313K Resolution 1.15 Å R-free 0.164

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.

1320 other PDB entries and 1449 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LYSC_CHICK
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–129; UniProt 19–147 Author chain N; PDBConstruct 1–129; UniProt 19–147

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 2d4k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2d4k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2d4k
Deposition date deposition_date2005-10-20
Structure title titleMonoclinic hen egg-white lysozyme crystallized at 313K
Keywords keywordsphase transition, rigid-body motion, TLS analysis, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier22.37
Radius of gyration Rg (electron density) rg_electron21.63
Forward intensity I(0) i016844300.00
Molecular weight molecular_weight28795.0 kDa
Excluded volume excluded_volume35040 ų
Envelope volume envelope_volume42746 ų
Hydration-shell volume shell_volume17390 ų
Envelope diameter envelope_diameter74.9
Shell Rg shell_rg26.88
Envelope Rg envelope_rg21.61
Shape Rg shape_rg21.62
Total Rg total_rg22.33
Total atoms total_atoms2007
Residues n_residues258
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 dmax74.1
Rg (real space) rg_real22.45
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real1.6840e+07
I(0) uncertainty (real space) i0_real_error2.5120e+05
Rg (reciprocal space) rg_reciprocal22.43
I(0) (reciprocal space) i0_reciprocal16840000.0000
Solution quality estimate total_estimate0.6963
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.3
Skewness Skewness skewness0.400
Kurtosis Kurtosis kurtosis-0.454
Angular range angular_range— – 0.3550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3009000.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.867; Stabil: 1.000; Sysdev: 0.189; Positv: 1.000; Valcen: 0.909; Smooth: 0.972

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2d4ka_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.2 — Lysozyme-like
Superfamily Superfamily superfamilyd.2.1 — Lysozyme-like
Family Family familyd.2.1.2 — C-type lysozyme
Domain ID domain_idd2d4kn_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.2 — Lysozyme-like
Superfamily Superfamily superfamilyd.2.1 — Lysozyme-like
Family Family familyd.2.1.2 — C-type lysozyme

CATH v4.4 (2 domains)

Domain ID domain_id2d4kA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10
Domain ID domain_id2d4kN00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10

8. Citations (1)

9. Files and Curves (10)