2D4K

Monoclinic hen egg-white lysozyme crystallized at 313K

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, N	Lysozyme C	polymer	129	14331.2	2	UniProt (P00698) Pfam (PF00062) In PDB	Gallus gallus (chicken)	1,4-beta-N-acetylmuramidase C, Allergen Gal d 4, Gal d IV
2	A, N	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	A, N	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
4		water	water		18.0	249	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	28662.3
Non-Polymers*	Number of molecules	6
	Total formula weight	187.8
All*	Total formula weight	28850.1

*Water molecules are not included.