4P4X

Dodecamer formed by a macrocyclic peptide derived from beta-2-microglobulin (63-69) - (ORN)YLL(PHI)YTE(ORN)KVA(MLE)AVK

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	CYCLIC HEXADECAPEPTIDE (ORN)YLL(PH7)YTE(ORN)KVA(MLE)AVK	polymer	16	2028.2	12		synthetic construct
2	A, C, E, G, K	SULFATE ION	non-polymer		96.1	8	Chemie (SO4)
3	K, L	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
4		water	water		18.0	70	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	24338.6
Non-Polymers*	Number of molecules	10
	Total formula weight	839.4
All*	Total formula weight	25178.0

*Water molecules are not included.