1qsw

CRYSTAL STRUCTURE ANALYSIS OF A HUMAN LYSOZYME MUTANT W64C C65A

Method: X-RAY DIFFRACTION Dmax: 121.8 Å Quality: REASONABLE

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

HUMAN LYSOZYME MUTANT

OrganismNot specified

UniProt P61626

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 19–148 Mutation:W64C, C65A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;SODIUM PHOSPHATE, NACL, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 25K Resolution 1.85 Å R-free 0.261
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 19–148 Mutation:W64C, C65A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;SODIUM PHOSPHATE, NACL, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 25K Resolution 1.85 Å R-free 0.261
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 19–148 Mutation:W64C, C65A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;SODIUM PHOSPHATE, NACL, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 25K Resolution 1.85 Å R-free 0.261
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 19–148 Mutation:W64C, C65A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;298 K;SODIUM PHOSPHATE, NACL, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 25K Resolution 1.85 Å R-free 0.261

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.

201 other PDB entries and 216 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LYSC_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–130; UniProt 19–148 Author chain B; PDBConstruct 1–130; UniProt 19–148 Author chain C; PDBConstruct 1–130; UniProt 19–148 Author chain D; PDBConstruct 1–130; UniProt 19–148

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 1qsw

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1qsw
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1qsw
Deposition date deposition_date1999-06-24
Structure title titleCRYSTAL STRUCTURE ANALYSIS OF A HUMAN LYSOZYME MUTANT W64C C65A
Keywords keywordshydrolase; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.14
Radius of gyration Rg (electron density) rg_electron36.89
Forward intensity I(0) i062626100.00
Molecular weight molecular_weight58375.0 kDa
Excluded volume excluded_volume71214 ų
Envelope volume envelope_volume96391 ų
Hydration-shell volume shell_volume25763 ų
Envelope diameter envelope_diameter129.4
Shell Rg shell_rg35.55
Envelope Rg envelope_rg37.00
Shape Rg shape_rg36.87
Total Rg total_rg36.84
Total atoms total_atoms4080
Residues n_residues520
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 dmax121.8
Rg (real space) rg_real36.89
Rg uncertainty (real space) rg_real_error1.58
I(0) (real space) i0_real6.2630e+07
I(0) uncertainty (real space) i0_real_error1.1740e+06
Rg (reciprocal space) rg_reciprocal36.43
I(0) (reciprocal space) i0_reciprocal62600000.0000
Solution quality estimate total_estimate0.6799
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary24.9
Skewness Skewness skewness0.668
Kurtosis Kurtosis kurtosis-0.321
Angular range angular_range— – 0.2200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha5722000.0000
Real-space data points n_real_points45
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.524; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.242; Smooth: 0.025

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1qswa_
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_idd1qswb_
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_idd1qswc_
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_idd1qswd_
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 (4 domains)

Domain ID domain_id1qswA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10
Domain ID domain_id1qswB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10
Domain ID domain_id1qswC00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10
Domain ID domain_id1qswD00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology530 — Lysozyme
Homologous superfamily homologous superfamily10

8. Citations (1)

9. Files and Curves (10)