2DQ5

solution structure of the Mid1 B Box2 Chc(D/C)C2H2 Zinc-Binding Domain: insights into an evolutionary conserved ring fold

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Midline-1	polymer	47	5390.2	1	UniProt (O15344) Pfam (PF00643)	Homo sapiens (human)	Tripartite motif protein 18, Putative transcription factor XPRF, Midin, RING finger protein 59, Midline 1 RING finger protein
2	B, C (A)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	5390.2
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	5521.0

*Water molecules are not included.