3C2G

Crystal complex of SYS-1/POP-1 at 2.5A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Sys-1 protein	polymer	619	71636.8	2	UniProt (Q9XVI2) In PDB	Caenorhabditis elegans
2	C, D	Pop-1 8-residue peptide	polymer	8	951.1	2	UniProt (Q10666) In PDB	Caenorhabditis elegans
3		water	water		18.0	72	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	145175.7
All*	Total formula weight	145175.7

*Water molecules are not included.