Current Protein Identity：B5BSA0
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Difference tags compare only the current result set; every original PDB and assembly record remains separate.
Related-Structure Differences
Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.
| PDB Entry | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Experimental Method | Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 6T3Y Improved High Resolution Structure of MHC Class II complex Deposited 2019-10-11 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
30–215（186 aa）
|
Not recorded | GOL GLYCEROL × 3 ACT ACETATE ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；0.2 M Na Acetate
0.1 M TRIS
30 %w/v PEG 4K
|
Resolution 1.70 Å R-free 0.202 |
| 7APZ CLIP peptide bound to chicken MHC class II molecule (BL-2) from B2 haplotype with a decamer mode of binding Deposited 2020-10-20 | Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count |
Chain B
30–224（195 aa）
|
Not recorded | IMD IMIDAZOLE × 4 ACE ACETYL GROUP × 20 ZN ZINC ION × 20 PEG DI(HYDROXYETHYL)ETHER × 2 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 NI NICKEL (II) ION × 2 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.2 M Zinc Acetate (Salt)
0.1 M Imidazole pH 6.5 (Buffer)
10 %w/v PEG 8000 (Precipitant)
|
Resolution 1.97 Å R-free 0.255 |