1shl

CASPASE-7 IN COMPLEX WITH FICA ALLOSTERIC INHIBITOR

Method: X-RAY DIFFRACTION Dmax: 68.8 Å Quality: EXCELLENT

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

Caspase-7

Homo sapiens

UniProt P55210

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 57–199 Chain A; UniProt 210–303 Chain B; UniProt 57–199 Chain B; UniProt 210–303 Mutation:D192A FXN 5-FLUORO-1H-INDOLE-2-CARBOXYLIC ACID-(2-MERCAPTO-ETHYL)-AMIDE × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.8;277 K;citrate, lithium sulfate, sodium chloride, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 3.00 Å R-free 0.273

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.

46 other PDB entries and 54 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CASP7_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–143; UniProt 57–199 Author chain A; PDBConstruct 144–237; UniProt 210–303 Author chain B; PDBConstruct 1–143; UniProt 57–199 Author chain B; PDBConstruct 144–237; UniProt 210–303

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 1shl

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1shl
Deposition date deposition_date2004-02-25
Structure title titleCASPASE-7 IN COMPLEX WITH FICA ALLOSTERIC INHIBITOR
Keywords keywordscaspase, protease, cysteine protease, allosteric, central-cavity, dimer interface, inhibitor, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier22.76
Radius of gyration Rg (electron density) rg_electron21.46
Forward intensity I(0) i034410200.00
Molecular weight molecular_weight45643.0 kDa
Excluded volume excluded_volume57277 ų
Envelope volume envelope_volume66920 ų
Hydration-shell volume shell_volume25592 ų
Envelope diameter envelope_diameter70.9
Shell Rg shell_rg28.52
Envelope Rg envelope_rg21.60
Shape Rg shape_rg21.44
Total Rg total_rg22.35
Total atoms total_atoms3196
Residues n_residues398
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 dmax68.8
Rg (real space) rg_real22.63
Rg uncertainty (real space) rg_real_error0.32
I(0) (real space) i0_real3.4410e+07
I(0) uncertainty (real space) i0_real_error4.5730e+05
Rg (reciprocal space) rg_reciprocal22.66
I(0) (reciprocal space) i0_reciprocal34410000.0000
Solution quality estimate total_estimate0.9113
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.1
Skewness Skewness skewness0.149
Kurtosis Kurtosis kurtosis-0.545
Angular range angular_range— – 0.3500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6828000.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.951; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.993; Smooth: 0.996

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1shla_
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_idd1shlb_
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

CATH v4.4 (2 domains)

Domain ID domain_id1shlA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1460
Domain ID domain_id1shlB00
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)