4ZFW

Structural studies on a non-toxic homologue of type II RIPs from Momordica charantia (bitter gourd) in complex with galactose.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	rRNA N-glycosidase	polymer	247	27642.2	1	UniProt (B7X8M2) Pfam (PF00161) In PDB	Momordica charantia (Bitter gourd)
2	B	rRNA N-glycosidase	polymer	261	29017.4	1	UniProt (B7X8M2) Pfam (PF00652) In PDB	Momordica charantia (Bitter gourd)
3	C	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
4	D	beta-D-xylopyranose-(1-2)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		864.8	1	In PDB GlyTouCan (G06206UV)
5	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
6	A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)
7	B	alpha-D-galactopyranose	non-polymer		180.2	1	Chemie (GLA)
8	B	beta-D-galactopyranose	non-polymer		180.2	1	Chemie (GAL)
9		water	water		18.0	308	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	56659.7
Branched	Number of molecules	2
	Total formula weight	1289.2
Non-Polymers*	Number of molecules	5
	Total formula weight	765.7
All*	Total formula weight	58714.6

*Water molecules are not included.