4jr0

Human procaspase-3 bound to Ac-DEVD-CMK

Method: X-RAY DIFFRACTION Dmax: 69.0 Å Quality: GOOD

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

Procaspase-3

Homo sapiens

UniProt P42574

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 34–277 Chain B; UniProt 34–277 Fragment:protease domain (UNP residues 34-277) Mutation:D175A Ac-DEVD-CMK × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8;291 K;10 mM Tris, pH 8.0, 10 mM DTT, 50 mM sodium chloride, 10% PEG3350, 250 mM calcium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 1.80 Å R-free 0.195

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.

134 other PDB entries and 196 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CASP3_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–247; UniProt 34–277 Author chain B; PDBConstruct 4–247; UniProt 34–277

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 4jr0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4jr0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4jr0
Deposition date deposition_date2013-03-20
Structure title titleHuman procaspase-3 bound to Ac-DEVD-CMK
Keywords keywords;protease, proenzyme, protein-peptide complex, irreversible inhibitor, activity based probe, caspase, APOPTOSIS, HYDROLASE-HYDROLASE INHIBITOR complex ;; APOPTOSIS, HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.01
Radius of gyration Rg (electron density) rg_electron21.99
Forward intensity I(0) i089921700.00
Molecular weight molecular_weight49578.0 kDa
Excluded volume excluded_volume47763 ų
Envelope volume envelope_volume75560 ų
Hydration-shell volume shell_volume27722 ų
Envelope diameter envelope_diameter73.3
Shell Rg shell_rg29.61
Envelope Rg envelope_rg22.18
Shape Rg shape_rg21.97
Total Rg total_rg22.64
Total atoms total_atoms3741
Residues n_residues458
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 dmax69.0
Rg (real space) rg_real22.87
Rg uncertainty (real space) rg_real_error0.39
I(0) (real space) i0_real8.9920e+07
I(0) uncertainty (real space) i0_real_error1.1270e+06
Rg (reciprocal space) rg_reciprocal22.90
I(0) (reciprocal space) i0_reciprocal89920000.0000
Solution quality estimate total_estimate0.8308
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary28.7
Skewness Skewness skewness0.123
Kurtosis Kurtosis kurtosis-0.570
Angular range angular_range— – 0.3450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha13770000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.942; Stabil: 0.994; Sysdev: 1.000; Positv: 1.000; Valcen: 0.989; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4jr0a1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.17 — Caspase-like
Superfamily Superfamily superfamilyc.17.1 — Caspase-like
Family Family familyc.17.1.1 — Caspase catalytic domain
Domain ID domain_idd4jr0a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4jr0b1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.17 — Caspase-like
Superfamily Superfamily superfamilyc.17.1 — Caspase-like
Family Family familyc.17.1.1 — Caspase catalytic domain
Domain ID domain_idd4jr0b2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id4jr0A00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1460
Domain ID domain_id4jr0B00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1460

8. Citations (1)

9. Files and Curves (10)