5F99

X-ray Structure of the MMTV-A Nucleosome Core Particle

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E (A, E)	Histone H3.2	polymer	135	15271.9	2	UniProt (P84233) Pfam (PF00125)	Xenopus laevis (African clawed frog)
2	B, F (B, F)	Histone H4	polymer	103	11413.5	2	UniProt (P62799) Pfam (PF15511)	Xenopus laevis (African clawed frog)
3	C, G (C, G)	Histone H2A type 1	polymer	129	13978.2	2	UniProt (P06897) Pfam (PF00125) Pfam (PF16211)	Xenopus laevis (African clawed frog)
4	D, H (D, H)	Histone H2B 1.1	polymer	122	13524.8	2	UniProt (P02281) Pfam (PF00125)	Xenopus laevis (African clawed frog)	H2B1.1
5	I (I)	DNA (147-MER)	polymer	147	44849.5	1		Mouse mammary tumor virus
6	J (J)	DNA (147-MER)	polymer	147	45901.3	1		Mouse mammary tumor virus
7	K, L, M, O (A, C, E, G)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
8	N (E)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
9	P, Q, R, S, T... (A, B, C, D, E...)	water	water		18.0	936	Chemie (HOH)

Sequence modifications

A, E: 1 - 135 (UniProt: P84233)

PDB	External Database	Details
Ala 102	Gly 103	conflict
Ala 110	Cys 111	conflict

B, F: 0 - 102 (UniProt: P62799)

PDB	External Database	Details
Arg 18	His 19	engineered mutation

C, G: 1 - 129 (UniProt: P06897)

PDB	External Database	Details
Arg 99	Gly 100	conflict
Ser 123	Ala 124	conflict

D, H: 4 - 125 (UniProt: P02281)

PDB	External Database	Details
Thr 32	Ser 33	conflict

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	199127.5
Non-Polymers*	Number of molecules	5
	Total formula weight	166.1
All*	Total formula weight	199293.6

*Water molecules are not included.