5B40

The nucleosome structure containing H2B-K120 and H4-K31 monoubiquitinations

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E	Histone H3.2	polymer	139	15671.3	2	UniProt (Q71DI3) Pfam (PF00125) In PDB	Homo sapiens (Human)	Histone H3/m,Histone H3/o
2	B, F	Histone H4	polymer	106	11650.7	2	UniProt (P62805) Pfam (PF15511) In PDB	Homo sapiens (Human)
3	C, G	Histone H2A type 1-B/E	polymer	133	14447.8	2	UniProt (P04908) Pfam (PF00125) Pfam (PF16211) In PDB	Homo sapiens (Human)	Histone H2A.2,Histone H2A/a,Histone H2A/m
4	D, H	Histone H2B type 1-J	polymer	129	14191.5	2	UniProt (P06899) Pfam (PF00125) In PDB	Homo sapiens (Human)	Histone H2B.1,Histone H2B.r,H2B/r
5	I, J	DNA (146-MER)	polymer	146	45053.9	2		Homo sapiens

Sequence modifications

A, E: 0 - 135 (UniProt: Q71DI3)

PDB	External Database	Details
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Ala 110	Cys 111	engineered mutation

B, F: 0 - 102 (UniProt: P62805)

PDB	External Database	Details
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Cys 31	Lys 32	engineered mutation

C, G: 0 - 129 (UniProt: P04908)

PDB	External Database	Details
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag

D, H: 0 - 125 (UniProt: P06899)

PDB	External Database	Details
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Cys 120	Lys 121	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	202030.3
All*	Total formula weight	202030.3

*Water molecules are not included.