1wmh

Crystal structure of a PB1 domain complex of Protein kinase c iota and Par6 alpha

Method: X-RAY DIFFRACTION Dmax: 58.6 Å Quality: GOOD

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

Protein kinase C, iota type

Homo sapiens

UniProt P41743

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 16–99 Fragment:PB1 domain Partitioning defective-6 homolog alpha × 1 (Q9NPB6) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8;293 K;sodium formate, Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K Resolution 1.50 Å R-free 0.224

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.

14 other PDB entries and 25 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KPCI_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 6–89; UniProt 16–99

Partitioning defective-6 homolog alpha

Homo sapiens

UniProt Q9NPB6

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 14–95 Fragment:PB1 domain Protein kinase C, iota type × 1 (P41743) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8;293 K;sodium formate, Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K Resolution 1.50 Å R-free 0.224

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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PAR6A_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 5–86; UniProt 14–95

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 1wmh

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1wmh
Deposition date deposition_date2004-07-09
Structure title titleCrystal structure of a PB1 domain complex of Protein kinase c iota and Par6 alpha
Keywords keywordsKINASE, PB1 DOMAIN, OPCA MOTIF, aPKC, Par6, cell polarity, Transferase-CELL CYCLE COMPLEX; Transferase/CELL CYCLE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.02
Radius of gyration Rg (electron density) rg_electron16.74
Forward intensity I(0) i06517230.00
Molecular weight molecular_weight18761.0 kDa
Excluded volume excluded_volume23553 ų
Envelope volume envelope_volume27607 ų
Hydration-shell volume shell_volume14300 ų
Envelope diameter envelope_diameter56.3
Shell Rg shell_rg22.20
Envelope Rg envelope_rg16.99
Shape Rg shape_rg16.74
Total Rg total_rg17.73
Total atoms total_atoms1323
Residues n_residues165
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 dmax58.6
Rg (real space) rg_real18.01
Rg uncertainty (real space) rg_real_error0.29
I(0) (real space) i0_real6.5170e+06
I(0) uncertainty (real space) i0_real_error6.0700e+04
Rg (reciprocal space) rg_reciprocal18.01
I(0) (reciprocal space) i0_reciprocal6517000.0000
Solution quality estimate total_estimate0.8848
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary20.6
Skewness Skewness skewness0.324
Kurtosis Kurtosis kurtosis-0.403
Angular range angular_range— – 0.4400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1420000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.843; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.973

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1wmha_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.2 — CAD & PB1 domains
Family Family familyd.15.2.2 — PB1 domain
Domain ID domain_idd1wmhb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.2 — CAD & PB1 domains
Family Family familyd.15.2.2 — PB1 domain

CATH v4.4 (2 domains)

Domain ID domain_id1wmhA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id1wmhB00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1

8. Citations (1)

9. Files and Curves (10)