6j04

Crystal structure of full length human LC3B delta G120 mutant (2_125)

Method: X-RAY DIFFRACTION Dmax: 86.7 Å Quality: EXCELLENT

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

Microtubule-associated proteins 1A/1B light chain 3B

Homo sapiens

UniProt Q9GZQ8

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 2–125 Chain C; UniProt 2–125 Fragment:UNP residues 2-125 Mutation:deletion mutant G120 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;293 K;0.16M ammonium sulfate, 0.08M sodium acetate pH4.6, 20% (w/v) PEG4000; 20% (v/v) glycerol Resolution 1.90 Å R-free 0.262
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 2–125 Chain D; UniProt 2–125 Fragment:UNP residues 2-125 Mutation:deletion mutant G120 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;293 K;0.16M ammonium sulfate, 0.08M sodium acetate pH4.6, 20% (w/v) PEG4000; 20% (v/v) glycerol Resolution 1.90 Å R-free 0.262

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.

49 other PDB entries and 63 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MLP3B_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–124; UniProt 2–125 Author chain B; PDBConstruct 2–124; UniProt 2–125 Author chain C; PDBConstruct 2–124; UniProt 2–125 Author chain D; PDBConstruct 2–124; UniProt 2–125

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 6j04

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6j04
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6j04
Deposition date deposition_date2018-12-21
Structure title titleCrystal structure of full length human LC3B delta G120 mutant (2_125)
Keywords keywordsLC3B, microtubule-associated protein light chain-3, Autophage, 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_guinier27.97
Radius of gyration Rg (electron density) rg_electron26.88
Forward intensity I(0) i050587500.00
Molecular weight molecular_weight56282.0 kDa
Excluded volume excluded_volume71165 ų
Envelope volume envelope_volume93549 ų
Hydration-shell volume shell_volume29570 ų
Envelope diameter envelope_diameter91.3
Shell Rg shell_rg33.49
Envelope Rg envelope_rg26.46
Shape Rg shape_rg26.85
Total Rg total_rg27.74
Total atoms total_atoms3960
Residues n_residues474
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 dmax86.7
Rg (real space) rg_real27.79
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real5.0590e+07
I(0) uncertainty (real space) i0_real_error6.5260e+05
Rg (reciprocal space) rg_reciprocal27.85
I(0) (reciprocal space) i0_reciprocal50590000.0000
Solution quality estimate total_estimate0.9068
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary38.0
Skewness Skewness skewness0.087
Kurtosis Kurtosis kurtosis-0.546
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8113000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.941; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.964

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd6j04a_
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.15.1.3 — GABARAP-like
Domain ID domain_idd6j04b_
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.15.1.3 — GABARAP-like
Domain ID domain_idd6j04c_
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.15.1.3 — GABARAP-like
Domain ID domain_idd6j04d_
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.15.1.3 — GABARAP-like

CATH v4.4 (4 domains)

Domain ID domain_id6j04A00
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_id6j04B00
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_id6j04C00
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_id6j04D00
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)