1JAK

Streptomyces plicatus beta-N-acetylhexosaminidase in Complex with (2R,3R,4S,5R)-2-acetamido-3,4-dihydroxy-5-hydroxymethyl-piperidinium chloride (IFG)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Beta-N-acetylhexosaminidase	polymer	512	56126.8	1	UniProt (Q9Y691) Pfam (PF02838) Pfam (PF00728) UniProt (by SIFTS) (O85361) In PDB	Streptomyces plicatus
2	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
3	A	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL)
4	A	(2R,3R,4S,5R)-2-ACETAMIDO-3,4-DIHYDROXY-5-HYDROXYMETHYL-PIPERIDINE	non-polymer		204.2	1	Chemie (IFG)
5	A	GLYCEROL	non-polymer		92.1	3	Chemie (GOL)
6		water	water		18.0	529	Chemie (HOH)

Sequence modifications

A: 3 - 506 (UniProt: Q9Y691)

PDB	External Database	Details
Met -5	-	initiating methionine
His -4	-	see remark 999
His -3	-	see remark 999
His -2	-	see remark 999
His -1	-	see remark 999
His 0	-	see remark 999
His 1	-	see remark 999
His 2	-	see remark 999

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	56126.8
Non-Polymers*	Number of molecules	8
	Total formula weight	682.9
All*	Total formula weight	56809.7

*Water molecules are not included.