5VKK

Crystal structure of Fab fragment of anti-CD22 Epratuzumab

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (H, A)	Epratuzumab Fab Heavy Chain	polymer	219	23741.4	2	UniProt (Q6N089) Pfam (PF07686) Pfam (PF07654)	Mus musculus (Mouse)
2	B, D (L, B)	Epratuzumab Fab Light Chain	polymer	219	24053.7	2	UniProt (Q8TCD0) Pfam (PF07686) Pfam (PF07654)	Mus musculus (Mouse)
3	E, F, G, H (H, L, A, B)	water	water		18.0	503	Chemie (HOH)

Sequence modifications

H, A: 1 - 102 (PDB: 5VKK)
H, A: 103 - 217 (UniProt: Q6N089)
L, B: 1 - 100 (PDB: 5VKK)
L, B: 101 - 215 (UniProt: Q8TCD0)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	95590.2
All*	Total formula weight	95590.2

*Water molecules are not included.