8TFH

Ricin in complex with Fab JB4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ricin A chain	polymer	260	29129.9	1	UniProt (P02879) Pfam (PF00161) In PDB	Ricinus communis (castor bean)	rRNA N-glycosidase
2	B	Ricin B chain	polymer	262	28989.6	1	UniProt (P02879) Pfam (PF00652) In PDB	Ricinus communis (castor bean)
3	H	JB4 monoclonal antibody heavy chain	polymer	223	24160.9	1		Mus musculus (mouse)
4	L	JB4 monoclonal antibody light chain	polymer	210	23280.9	1		Mus musculus (mouse)
5	C	alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	1	In PDB GlyTouCan (G11971MR)
6	D, E	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)
7	A, B, H	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
8	A, L	CHLORIDE ION	non-polymer		35.5	3	Chemie (CL)
9	B, H	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
10		water	water		18.0	18	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	105561.3
Branched	Number of molecules	3
	Total formula weight	1743.6
Non-Polymers*	Number of molecules	8
	Total formula weight	484.7
All*	Total formula weight	107789.6

*Water molecules are not included.