Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1PFB

Structural Basis for specific binding of polycomb chromodomain to histone H3 methylated at K27

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Polycomb proteinpolymer556806.81UniProt (P26017)
Pfam (PF00385)
Drosophila melanogaster (fruit fly)
2B
(B)
Histone H3, embryonicpolymer111158.41UniProt (P06352)
3C, D
(A)
CHLORIDE IONnon-polymer35.52Chemie (CL)
4E
(A)
BETA-MERCAPTOETHANOLnon-polymer78.11Chemie (BME)
5F
(A)
ACETIC ACIDnon-polymer60.11Chemie (ACY)
6G, H
(A, B)
waterwater18.0147Chemie (HOH)
Sequence modifications
B: 20 - 30 (UniProt: P06352)
PDBExternal DatabaseDetails
M3l 27Lys 27modified residue
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight7965.2
Non-Polymers*Number of molecules4
Total formula weight209.1
All*Total formula weight8174.3
*Water molecules are not included.

238268

PDB entries from 2025-07-02

PDB statisticsPDBj update infoContact PDBjnumon