1NHC

Structural insights into the processivity of endopolygalacturonase I from Aspergillus niger

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	Polygalacturonase I	polymer	336	34891.5	6	UniProt (P26213) Pfam (PF00295) In PDB	Aspergillus niger	PG-I, Pectinase, endopolygalacturonase I
2	G	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
3	H	alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		1073.0	1	In PDB GlyTouCan (G94106MV)
4	I	alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G62182OO)
5	D, E, A, F, B...	alpha-D-mannopyranose	non-polymer		180.2	11	Chemie (MAN)
6	D, E, A, F, B...	SULFATE ION	non-polymer		96.1	16	Chemie (SO4)
7	D, E, A, F, B	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
8	E, F, C	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
9		water	water		18.0	1353	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	209349.1
Branched	Number of molecules	3
	Total formula weight	2083.9
Non-Polymers*	Number of molecules	35
	Total formula weight	4642.8
All*	Total formula weight	216075.8

*Water molecules are not included.