6YXZ

Structure and activity of the GH20 beta-N-beta-N-acetylhexosaminidase from Bifidobacterium bifidum

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	JJJ	Beta-N-acetylhexosaminidase	polymer	1010	108489.9	1	UniProt (D4QAP5) Pfam (PF00754) Pfam (PF02838) Pfam (PF00728) In PDB	Bifidobacterium bifidum	Beta-n-acetylhexosaminidase NagZ
2	JJJ	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	JJJ	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	JJJ	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5	JJJ	NICKEL (II) ION	non-polymer		58.7	1	Chemie (NI)
6		water	water		18.0	641	Chemie (HOH)

Sequence modifications

JJJ: 31 - 1031 (UniProt: D4QAP5)

PDB	External Database	Details
Met 30	-	initiating methionine
Leu 1032	-	expression tag
Glu 1033	-	expression tag
His 1034	-	expression tag
His 1035	-	expression tag
His 1036	-	expression tag
His 1037	-	expression tag
His 1038	-	expression tag
His 1039	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	108489.9
Non-Polymers*	Number of molecules	5
	Total formula weight	232.2
All*	Total formula weight	108722.1

*Water molecules are not included.