1MAC

CRYSTAL STRUCTURE AND SITE-DIRECTED MUTAGENESIS OF BACILLUS MACERANS ENDO-1,3-1,4-BETA-GLUCANASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	1,3-1,4-BETA-D-GLUCAN 4-GLUCANOHYDROLASE	polymer	212	23826.2	2	UniProt (P23904) Pfam (PF00722)	Paenibacillus macerans
2	C, D (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	E, F (A, B)	water	water		18.0	175	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	47652.5
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	47732.6

*Water molecules are not included.