4UAP

X-ray structure of GH31 CBM32-2 bound to GalNAc

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Glycosyl hydrolase, family 31/fibronectin type III domain protein	polymer	152	16914.8	2	UniProt (Q0TRJ3) UniProt (by SIFTS) (A0A0H2YST8) In PDB	Clostridium perfringens
2	A, B	2-acetamido-2-deoxy-beta-D-galactopyranose	non-polymer		221.2	2	Chemie (NGA)
3	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	A, B	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
5		water	water		18.0	352	Chemie (HOH)

Sequence modifications

A, B: 6 - 153 (UniProt: Q0TRJ3)

PDB	External Database	Details
Gly 2	-	expression tag
Ser 3	-	expression tag
His 4	-	expression tag
Met 5	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	33829.5
Non-Polymers*	Number of molecules	6
	Total formula weight	706.8
All*	Total formula weight	34536.3

*Water molecules are not included.