2xu3

CATHEPSIN L WITH A NITRILE INHIBITOR

Method: X-RAY DIFFRACTION Dmax: 64.0 Å Quality: GOOD

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

CATHEPSIN L1

HOMO SAPIENS

UniProt P07711

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 114–333 Fragment:CATALYTIC DOMAIN, RESIDUES 114-333 XU3 (2S,4R)-4-(2-chlorophenyl)sulfonyl-1-[1-(5-chlorothiophen-2-yl)cyclopropyl]carbonyl-N-[1-(iminomethyl)cyclopropyl]pyrrolidine-2-carboxamide × 1 BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 2 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8.2;0.1 M CITRIC ACID PH 3.5 25 % PEG 3350 Resolution 0.90 Å R-free 0.155

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.

63 other PDB entries and 156 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CATL1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–220; UniProt 114–333

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 2xu3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2xu3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2xu3
Deposition date deposition_date2010-10-14
Structure title titleCATHEPSIN L WITH A NITRILE INHIBITOR
Keywords keywordsHYDROLASE, DRUG DESIGN, THIOL PROTEASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier17.81
Radius of gyration Rg (electron density) rg_electron16.71
Forward intensity I(0) i012386800.00
Molecular weight molecular_weight25152.0 kDa
Excluded volume excluded_volume30862 ų
Envelope volume envelope_volume34218 ų
Hydration-shell volume shell_volume16971 ų
Envelope diameter envelope_diameter64.0
Shell Rg shell_rg23.09
Envelope Rg envelope_rg17.23
Shape Rg shape_rg16.71
Total Rg total_rg17.68
Total atoms total_atoms2976
Residues n_residues220
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 dmax64.0
Rg (real space) rg_real17.75
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real1.2390e+07
I(0) uncertainty (real space) i0_real_error1.7380e+05
Rg (reciprocal space) rg_reciprocal17.76
I(0) (reciprocal space) i0_reciprocal12390000.0000
Solution quality estimate total_estimate0.8418
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.6
Skewness Skewness skewness0.316
Kurtosis Kurtosis kurtosis-0.139
Angular range angular_range— – 0.4450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3174000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.651; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.999

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2xu3a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.3 — Cysteine proteinases
Superfamily Superfamily superfamilyd.3.1 — Cysteine proteinases
Family Family familyd.3.1.0 — automated matches

CATH v4.4 (1 domains)

Domain ID domain_id2xu3A00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology70 — Cathepsin B; Chain A
Homologous superfamily homologous superfamily10 — Cysteine proteinases

8. Citations (1)

9. Files and Curves (10)