2YGL

The X-ray crystal structure of tandem CBM51 modules of Sp3GH98, the family 98 glycoside hydrolase from Streptococcus pneumoniae SP3-BS71

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	BLOOD GROUP A-AND B-CLEAVING ENDO-BETA-GALACTOSIDASE	polymer	354	38595.7	2	UniProt (C1CB04) Pfam (PF08305) In PDB	STREPTOCOCCUS PNEUMONIAE
2	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3		water	water		18.0	622	Chemie (HOH)

Sequence modifications

A, B: 66 - 413 (UniProt: C1CB04)

PDB	External Database	Details
Gly 60	-	expression tag
Ser 61	-	expression tag
His 62	-	expression tag
Met 63	-	expression tag
Ala 64	-	expression tag
Ser 65	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	77191.3
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	77271.5

*Water molecules are not included.