1G8X

STRUCTURE OF A GENETICALLY ENGINEERED MOLECULAR MOTOR

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	MYOSIN II HEAVY CHAIN FUSED TO ALPHA-ACTININ 3	polymer	1010	115208.9	2	UniProt (P08799) UniProt (P05095) Pfam (PF02736) Pfam (PF00063) Pfam (PF00435) In PDB	Dictyostelium discoideum
2	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	A, B	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4		water	water		18.0	14	Chemie (HOH)

Sequence modifications

A, B: 1 - 761 (UniProt: P08799)

PDB	External Database	Details
Glu 238	Arg 238	engineered mutation
Cys 312	Tyr 312	engineered mutation
Glu 321	Ser 321	engineered mutation
Ser 443	Gln 443	engineered mutation
Val 489	Leu 489	engineered mutation

A, B: 765 - 1002 (UniProt: P05095)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	230417.7
Non-Polymers*	Number of molecules	4
	Total formula weight	903.0
All*	Total formula weight	231320.7

*Water molecules are not included.