3H91

Crystal structure of the complex of human chromobox homolog 2 (CBX2) and H3K27 peptide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Chromobox protein homolog 2	polymer	54	6511.6	2	UniProt (Q14781) Pfam (PF00385) In PDB	Homo sapiens (human)
2	C, D	H3K27 peptide	polymer	15	1515.8	2	UniProt (by SIFTS) (Q92133) In PDB
3		water	water		18.0	152	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	16054.7
All*	Total formula weight	16054.7

*Water molecules are not included.