2k8c

Solution structure of PLAA family ubiquitin binding domain (PFUC) trans isomer in complex with ubiquitin

Method: SOLUTION NMR Dmax: 60.9 Å Quality: GOOD

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

Ubiquitin

Homo sapiens

UniProt P62988

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 1–76 Not recorded Phospholipase A-2-activating protein × 1 (Q9Y263) SOLUTION NMR NMR measurement conditions:pH 6.5;298 K;Ionic strength (raw mmCIF value) 50mM NaCl;Pressure ambient NMR sample composition:0.2 mM [U-100% 15N] Ubiquitin, 90% H2O, 10% D2O | 90% H2O/10% D2O NMR sample composition:0.2 mM [U-100% 15N] PFUC_trans, 90% H2O, 10% D2O | 90% H2O/10% D2O Resolution not provided

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.

83 other PDB entries and 138 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name UBIQ_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–76; UniProt 1–76

Phospholipase A-2-activating protein

Homo sapiens

UniProt Q9Y263

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 386–465 Fragment:UNP residues 386-465 Ubiquitin × 1 (P62988) SOLUTION NMR NMR measurement conditions:pH 6.5;298 K;Ionic strength (raw mmCIF value) 50mM NaCl;Pressure ambient NMR sample composition:0.2 mM [U-100% 15N] Ubiquitin, 90% H2O, 10% D2O | 90% H2O/10% D2O NMR sample composition:0.2 mM [U-100% 15N] PFUC_trans, 90% H2O, 10% D2O | 90% H2O/10% D2O Resolution not provided

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.

4 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PLAP_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–80; UniProt 386–465

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 2k8c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2k8c
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2k8c
Deposition date deposition_date2008-09-04
Structure title titleSolution structure of PLAA family ubiquitin binding domain (PFUC) trans isomer in complex with ubiquitin
Keywords keywordsUbiquitin in complex with PFUC trans isomer, Cytoplasm, Nucleus, Phosphoprotein, Ubl conjugation, WD repeat, PROTEIN BINDING; PROTEIN BINDING
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier17.93
Radius of gyration Rg (electron density) rg_electron17.23
Forward intensity I(0) i0422245000.00
Molecular weight molecular_weight175870.0 kDa
Excluded volume excluded_volume221280 ų
Envelope volume envelope_volume38452 ų
Hydration-shell volume shell_volume17672 ų
Envelope diameter envelope_diameter64.8
Shell Rg shell_rg24.60
Envelope Rg envelope_rg19.14
Shape Rg shape_rg17.21
Total Rg total_rg17.49
Total atoms total_atoms24780
Residues n_residues1560
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 dmax60.9
Rg (real space) rg_real17.95
Rg uncertainty (real space) rg_real_error0.39
I(0) (real space) i0_real4.2220e+08
I(0) uncertainty (real space) i0_real_error4.8690e+06
Rg (reciprocal space) rg_reciprocal17.95
I(0) (reciprocal space) i0_reciprocal422200000.0000
Solution quality estimate total_estimate0.8670
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary60.1
Skewness Skewness skewness0.377
Kurtosis Kurtosis kurtosis-0.226
Angular range angular_range— – 0.4450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha688400.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.763; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.985; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd2k8ca_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.15 — beta-Grasp (ubiquitin-like)
Superfamily Superfamily superfamilyd.15.1 — Ubiquitin-like
Family Family familyd.15.1.1 — Ubiquitin-related

CATH v4.4 (2 domains)

Domain ID domain_id2k8cA00
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_id2k8cB00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily870 — PFU (PLAA family ubiquitin binding), C-terminal domain

8. Citations (1)

9. Files and Curves (10)