4hw2

Discovery of potent Mcl-1 inhibitors using fragment-based methods and structure-based design

Method: X-RAY DIFFRACTION Dmax: 103.0 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 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 PGE TRIETHYLENE GLYCOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 PGE TRIETHYLENE GLYCOL × 2 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245
5 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain E; UniProt 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245
6 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain F; UniProt 172–323 Not recorded 19H 6-chloro-3-[3-(4-chloro-3,5-dimethylphenoxy)propyl]-1H-indole-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;30% PEG3350, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 2.80 Å R-free 0.245

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 280 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 2–153; UniProt 172–323 Author chain B; PDBConstruct 2–153; UniProt 172–323 Author chain C; PDBConstruct 2–153; UniProt 172–323 Author chain D; PDBConstruct 2–153; UniProt 172–323 Author chain E; PDBConstruct 2–153; UniProt 172–323 Author chain F; PDBConstruct 2–153; UniProt 172–323

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 4hw2

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4hw2
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4hw2
Deposition date deposition_date2012-11-07
Structure title titleDiscovery of potent Mcl-1 inhibitors using fragment-based methods and structure-based design
Keywords keywordsregulation of apoptosis, maintenance of viability, APOPTOSIS, APOPTOSIS-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_guinier33.53
Radius of gyration Rg (electron density) rg_electron32.79
Forward intensity I(0) i0175298000.00
Molecular weight molecular_weight104850.0 kDa
Excluded volume excluded_volume131120 ų
Envelope volume envelope_volume173510 ų
Hydration-shell volume shell_volume44088 ų
Envelope diameter envelope_diameter105.2
Shell Rg shell_rg39.79
Envelope Rg envelope_rg31.94
Shape Rg shape_rg32.80
Total Rg total_rg33.31
Total atoms total_atoms7376
Residues n_residues902
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 dmax103.0
Rg (real space) rg_real33.36
Rg uncertainty (real space) rg_real_error0.69
I(0) (real space) i0_real1.7530e+08
I(0) uncertainty (real space) i0_real_error2.8320e+06
Rg (reciprocal space) rg_reciprocal33.47
I(0) (reciprocal space) i0_reciprocal175300000.0000
Solution quality estimate total_estimate0.9046
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary46.0
Skewness Skewness skewness0.079
Kurtosis Kurtosis kurtosis-0.557
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha112000000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.935; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.957

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (12 domains)

Domain ID domain_idd4hw2a1
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_idd4hw2a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4hw2b1
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_idd4hw2b2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4hw2c1
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_idd4hw2c2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4hw2d1
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_idd4hw2d2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4hw2e1
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_idd4hw2e2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4hw2f1
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_idd4hw2f2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (6 domains)

Domain ID domain_id4hw2A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4hw2B01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4hw2C01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4hw2D01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4hw2E01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology437 — Apoptosis Regulator Bcl-x
Homologous superfamily homologous superfamily10 — Blc2-like
Domain ID domain_id4hw2F01
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)