1DFL

SCALLOP MYOSIN S1 COMPLEXED WITH MGADP:VANADATE-TRANSITION STATE

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 HEAD	polymer	831	94843.9	2	UniProt (P24733) Pfam (PF02736) Pfam (PF00063) In PDB	Argopecten irradians
2	Y, W	MYOSIN HEAD	polymer	139	15914.1	2	UniProt (P13543) Pfam (PF13499) In PDB	Argopecten irradians
3	Z, X	MYOSIN HEAD	polymer	152	17165.1	2	UniProt (P07291) Pfam (PF13499) In PDB	Argopecten irradians
4	A, Y, B, W	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
5	A, B	VANADATE ION	non-polymer		114.9	2	Chemie (VO4)
6	A, B	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
7	Z, X	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	255846.1
Non-Polymers*	Number of molecules	10
	Total formula weight	1261.7
All*	Total formula weight	257107.8

*Water molecules are not included.