5XWX

Crystal structure of the four N-terminal immunoglogulin domains of Sidekick-1 protein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein sidekick-1	polymer	458	50368.4	2	UniProt (Q3UH53) Pfam (PF13927) Pfam (PF07679) In PDB	Mus musculus (Mouse)
2		water	water		18.0	637	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	100736.8
All*	Total formula weight	100736.8

*Water molecules are not included.