3cm7

Crystal Structure of XIAP-BIR3 domain in complex with Smac-mimetic compuond, Smac005

Method: X-RAY DIFFRACTION Dmax: 92.5 Å Quality: GOOD

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

Baculoviral IAP repeat-containing protein 4

Homo sapiens

UniProt P98170

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 B; UniProt 241–356 Chain D; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 2 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 241–356 Chain C; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 2 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 1 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 1 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300
5 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 1 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300
6 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 241–356 Fragment:UNP residues 241-356 ZN ZINC ION × 1 X22 (3S,6S,7S,9aS)-6-{[(2S)-2-aminobutanoyl]amino}-N-(diphenylmethyl)-7-(hydroxymethyl)-5-oxooctahydro-1H-pyrrolo[1,2-a]azepine-3-carboxamide × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 8.4;293 K;15% PEG 8000, pH 8.4, VAPOR DIFFUSION, temperature 293K Resolution 3.10 Å R-free 0.300

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.

73 other PDB entries and 139 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name BIRC4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 15–130; UniProt 241–356 Author chain B; PDBConstruct 15–130; UniProt 241–356 Author chain C; PDBConstruct 15–130; UniProt 241–356 Author chain D; PDBConstruct 15–130; UniProt 241–356

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 3cm7

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3cm7
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3cm7
Deposition date deposition_date2008-03-21
Structure title titleCrystal Structure of XIAP-BIR3 domain in complex with Smac-mimetic compuond, Smac005
Keywords keywords;Zinc-finger, Apoptosis, Cytoplasm, Ligase, Metal-binding, Phosphoprotein, Polymorphism, Protease inhibitor, Thiol protease inhibitor, Ubl conjugation, Ubl conjugation pathway ;; Ligase, Apoptosis
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.31
Radius of gyration Rg (electron density) rg_electron25.71
Forward intensity I(0) i040809200.00
Molecular weight molecular_weight49864.0 kDa
Excluded volume excluded_volume62346 ų
Envelope volume envelope_volume77854 ų
Hydration-shell volume shell_volume26176 ų
Envelope diameter envelope_diameter96.8
Shell Rg shell_rg31.97
Envelope Rg envelope_rg25.82
Shape Rg shape_rg25.70
Total Rg total_rg26.47
Total atoms total_atoms3515
Residues n_residues404
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 dmax92.5
Rg (real space) rg_real26.28
Rg uncertainty (real space) rg_real_error0.67
I(0) (real space) i0_real4.0810e+07
I(0) uncertainty (real space) i0_real_error5.3980e+05
Rg (reciprocal space) rg_reciprocal26.29
I(0) (reciprocal space) i0_reciprocal40810000.0000
Solution quality estimate total_estimate0.8700
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.5
Skewness Skewness skewness0.260
Kurtosis Kurtosis kurtosis-0.359
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8340000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.800; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.917; Smooth: 0.988

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3cm7a_
Class classg — Small proteins
Fold Fold foldg.52 — Inhibitor of apoptosis (IAP) repeat
Superfamily Superfamily superfamilyg.52.1 — Inhibitor of apoptosis (IAP) repeat
Family Family familyg.52.1.1 — Inhibitor of apoptosis (IAP) repeat
Domain ID domain_idd3cm7b_
Class classg — Small proteins
Fold Fold foldg.52 — Inhibitor of apoptosis (IAP) repeat
Superfamily Superfamily superfamilyg.52.1 — Inhibitor of apoptosis (IAP) repeat
Family Family familyg.52.1.1 — Inhibitor of apoptosis (IAP) repeat
Domain ID domain_idd3cm7c_
Class classg — Small proteins
Fold Fold foldg.52 — Inhibitor of apoptosis (IAP) repeat
Superfamily Superfamily superfamilyg.52.1 — Inhibitor of apoptosis (IAP) repeat
Family Family familyg.52.1.1 — Inhibitor of apoptosis (IAP) repeat
Domain ID domain_idd3cm7d_
Class classg — Small proteins
Fold Fold foldg.52 — Inhibitor of apoptosis (IAP) repeat
Superfamily Superfamily superfamilyg.52.1 — Inhibitor of apoptosis (IAP) repeat
Family Family familyg.52.1.1 — Inhibitor of apoptosis (IAP) repeat

CATH v4.4 (4 domains)

Domain ID domain_id3cm7A00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1170 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Homologous superfamily homologous superfamily10 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Domain ID domain_id3cm7B00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1170 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Homologous superfamily homologous superfamily10 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Domain ID domain_id3cm7C00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1170 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Homologous superfamily homologous superfamily10 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Domain ID domain_id3cm7D00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1170 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A
Homologous superfamily homologous superfamily10 — Inhibitor Of Apoptosis Protein (2mihbC-IAP-1); Chain A

8. Citations (1)

9. Files and Curves (10)