2C0Q

non-aged form of mouse acetylcholinesterase inhibited by tabun

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ACETYLCHOLINESTERASE	polymer	548	60234.0	2	UniProt (P21836) Pfam (PF00135) In PDB	MUS MUSCULUS (MOUSE)
2	A, B	R-ETHYL N,N-DIMETHYLPHOSPHONAMIDATE	non-polymer		137.1	2	Chemie (NTJ)
3	B	HEXAETHYLENE GLYCOL	non-polymer		282.3	1	Chemie (P6G)
4		water	water		18.0	231	Chemie (HOH)

Sequence modifications

A, B: 1 - 543 (UniProt: P21836)
A, B: 544 - 548 (PDB: 2C0Q)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	120468.0
Non-Polymers*	Number of molecules	3
	Total formula weight	556.6
All*	Total formula weight	121024.5

*Water molecules are not included.