4NTP

Crystal structure of macrocycles containing A 17-23 (LV(PHI)FAED) and A 30-36 (AII(SAR)L(ORN)V)

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... (A, B, C, D, E...)	Cyclic hexadecapeptide (ORN)LV(PHI)FAED(ORN)AII(SAR)L(ORN)V	polymer	16	1889.0	16		synthetic construct
2	Q, T (A, E)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	R, S, U, V, W (B, E, G, H, P)	CHLORIDE ION	non-polymer		35.5	5	Chemie (CL)
4	AA, BA, CA, DA, EA... (D, E, F, G, H...)	water	water		18.0	287	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	30224.4
Non-Polymers*	Number of molecules	7
	Total formula weight	223.2
All*	Total formula weight	30447.6

*Water molecules are not included.