6g8w

Crystal Structures of the Single PDZ Domains from GRASP65 and their Interaction with the Golgin GM130

Method: X-RAY DIFFRACTION Dmax: 63.9 Å Quality: REASONABLE

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

Golgi reassembly-stacking protein 1

Homo sapiens

UniProt Q9BQQ3

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 A; UniProt 108–204 Chain B; UniProt 108–204 Not recorded EDO 1,2-ETHANEDIOL × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293.15 K;1.4M Na/K phosphate pH 8.2 Resolution 2.12 Å R-free 0.235

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.

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GORS1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–97; UniProt 108–204 Author chain B; PDBConstruct 1–97; UniProt 108–204

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 6g8w

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6g8w
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6g8w
Deposition date deposition_date2018-04-10
Structure title titleCrystal Structures of the Single PDZ Domains from GRASP65 and their Interaction with the Golgin GM130
Keywords keywords;PDZ2 domain structure, Golgi stacking, GRASP family, Golgins, Golgi apparatus, yeast homolog of GRASP65, vesicle transport, PROTEIN BINDING ;; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.38
Radius of gyration Rg (electron density) rg_electron17.54
Forward intensity I(0) i07488080.00
Molecular weight molecular_weight19794.0 kDa
Excluded volume excluded_volume24661 ų
Envelope volume envelope_volume30583 ų
Hydration-shell volume shell_volume15061 ų
Envelope diameter envelope_diameter63.2
Shell Rg shell_rg22.91
Envelope Rg envelope_rg17.97
Shape Rg shape_rg17.54
Total Rg total_rg18.46
Total atoms total_atoms1394
Residues n_residues179
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 dmax63.9
Rg (real space) rg_real18.38
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real7.4880e+06
I(0) uncertainty (real space) i0_real_error9.0460e+04
Rg (reciprocal space) rg_reciprocal18.38
I(0) (reciprocal space) i0_reciprocal7488000.0000
Solution quality estimate total_estimate0.7047
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary20.7
Skewness Skewness skewness0.390
Kurtosis Kurtosis kurtosis-0.080
Angular range angular_range— – 0.4350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1180000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.738; Stabil: 1.000; Sysdev: 0.330; Positv: 1.000; Valcen: 0.989; Smooth: 0.965

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id6g8wA00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain
Domain ID domain_id6g8wB00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology42 — Pdz3 Domain
Homologous superfamily homologous superfamily10 — PDZ domain

8. Citations (1)

9. Files and Curves (10)