4oq6

Crystal Structure of Human MCL-1 Bound to Inhibitor 4-hydroxy-4'-propylbiphenyl-3-carboxylic acid

Method: X-RAY DIFFRACTION Dmax: 69.2 Å Quality: EXCELLENT

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 174–326 Not recorded 2UV 4-hydroxy-4'-propylbiphenyl-3-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;VAPOR DIFFUSION, SITTING DROP Resolution 1.81 Å R-free 0.230
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 174–326 Not recorded 2UV 4-hydroxy-4'-propylbiphenyl-3-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;VAPOR DIFFUSION, SITTING DROP Resolution 1.81 Å R-free 0.230

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 284 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 5–157; UniProt 174–326 Author chain B; PDBConstruct 5–157; UniProt 174–326

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 4oq6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4oq6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4oq6
Deposition date deposition_date2014-02-07
Structure title titleCrystal Structure of Human MCL-1 Bound to Inhibitor 4-hydroxy-4'-propylbiphenyl-3-carboxylic acid
Keywords keywordsAPOPTOSIS-INHIBITOR complex; APOPTOSIS/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.98
Radius of gyration Rg (electron density) rg_electron20.64
Forward intensity I(0) i018479800.00
Molecular weight molecular_weight32800.0 kDa
Excluded volume excluded_volume41216 ų
Envelope volume envelope_volume48790 ų
Hydration-shell volume shell_volume20069 ų
Envelope diameter envelope_diameter68.5
Shell Rg shell_rg26.77
Envelope Rg envelope_rg20.80
Shape Rg shape_rg20.61
Total Rg total_rg21.56
Total atoms total_atoms2315
Residues n_residues282
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 dmax69.2
Rg (real space) rg_real21.95
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real1.8480e+07
I(0) uncertainty (real space) i0_real_error2.4820e+05
Rg (reciprocal space) rg_reciprocal21.96
I(0) (reciprocal space) i0_reciprocal18480000.0000
Solution quality estimate total_estimate0.9012
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.8
Skewness Skewness skewness0.289
Kurtosis Kurtosis kurtosis-0.511
Angular range angular_range— – 0.3600 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3855000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.915; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.972

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4oq6a1
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.1 — Toxins' membrane translocation domains
Superfamily Superfamily superfamilyf.1.4 — Bcl-2 inhibitors of programmed cell death
Family Family familyf.1.4.1 — Bcl-2 inhibitors of programmed cell death
Domain ID domain_idd4oq6a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4oq6b1
Class classf — Membrane and cell surface proteins and peptides
Fold Fold foldf.1 — Toxins' membrane translocation domains
Superfamily Superfamily superfamilyf.1.4 — Bcl-2 inhibitors of programmed cell death
Family Family familyf.1.4.1 — Bcl-2 inhibitors of programmed cell death
Domain ID domain_idd4oq6b2
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_id4oq6A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4oq6B01
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)