6stj

Selective Affimers Recognize BCL-2 Family Proteins Through Non-Canonical Structural Motifs

Method: X-RAY DIFFRACTION Dmax: 99.8 Å Quality: GOOD

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

Induced myeloid leukemia cell differentiation protein Mcl-1

Homo sapiens

UniProt Q07820

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 × 8 PDB declaration: octameric(8) Consistent with protein copy count Chain A; UniProt 173–327 Chain B; UniProt 173–327 Chain C; UniProt 173–327 Chain D; UniProt 173–327 Not recorded Cystatin domain-containing protein × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 4.6;293 K;30% PEG MME 2K, 0.2M ammonium sulfate, 0.1M sodium acetate pH4.6 Resolution 2.20 Å R-free 0.289

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.

141 other PDB entries and 285 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MCL1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–156; UniProt 173–327 Author chain B; PDBConstruct 2–156; UniProt 173–327 Author chain C; PDBConstruct 2–156; UniProt 173–327 Author chain D; PDBConstruct 2–156; UniProt 173–327

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 6stj

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6stj
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6stj
Deposition date deposition_date2019-09-10
Structure title titleSelective Affimers Recognize BCL-2 Family Proteins Through Non-Canonical Structural Motifs
Keywords keywordsAffimer, Protein binding; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.17
Radius of gyration Rg (electron density) rg_electron31.10
Forward intensity I(0) i0160650000.00
Molecular weight molecular_weight102700.0 kDa
Excluded volume excluded_volume129560 ų
Envelope volume envelope_volume172450 ų
Hydration-shell volume shell_volume45484 ų
Envelope diameter envelope_diameter108.3
Shell Rg shell_rg38.76
Envelope Rg envelope_rg30.80
Shape Rg shape_rg31.03
Total Rg total_rg32.03
Total atoms total_atoms7257
Residues n_residues875
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 dmax99.8
Rg (real space) rg_real32.00
Rg uncertainty (real space) rg_real_error0.58
I(0) (real space) i0_real1.6060e+08
I(0) uncertainty (real space) i0_real_error2.5890e+06
Rg (reciprocal space) rg_reciprocal32.07
I(0) (reciprocal space) i0_reciprocal160700000.0000
Solution quality estimate total_estimate0.8947
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary40.7
Skewness Skewness skewness0.211
Kurtosis Kurtosis kurtosis-0.359
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha33800000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.914; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.898

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id6stjA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id6stjC01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like

8. Citations (1)

9. Files and Curves (10)