5OAR

Crystal structure of native beta-N-acetylhexosaminidase isolated from Aspergillus oryzae

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Beta-hexosaminidase	polymer	78	8150.0	2	UniProt (Q8J2T0) Pfam (PF14845) In PDB	Aspergillus oryzae (Yellow koji mold)
2	B, D	Beta-hexosaminidase	polymer	499	56959.0	2	UniProt (Q8J2T0) Pfam (PF14845) Pfam (PF00728) In PDB	Aspergillus oryzae (Yellow koji mold)
3	E, G	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	2	In PDB GlyTouCan (G15407YE)
4	F	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
5	A, C	alpha-D-mannopyranose	non-polymer		180.2	6	Chemie (MAN)
6	B, D	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
7	B, D	3AR,5R,6S,7R,7AR-5-HYDROXYMETHYL-2-METHYL-5,6,7,7A-TETRAHYDRO-3AH-PYRANO[3,2-D]THIAZOLE-6,7-DIOL	non-polymer		219.3	2	Chemie (NGT)
8	D, B	CHLORIDE ION	non-polymer		35.5	11	Chemie (CL)
9	D	HEXATANTALUM DODECABROMIDE	non-polymer		2044.5	1	Chemie (TBR)
10		water	water		18.0	177	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	130217.9
Branched	Number of molecules	3
	Total formula weight	1597.5
Non-Polymers*	Number of molecules	22
	Total formula weight	4396.4
All*	Total formula weight	136211.7

*Water molecules are not included.