1Y85

T-To-T(High) quaternary transitions in human hemoglobin: desHIS146beta deoxy low-salt

Replaces:  1AXF

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Hemoglobin alpha chain	polymer	141	15150.4	2	UniProt (P69905) Pfam (PF00042) In PDB	Homo sapiens (human)
2	B, D	Hemoglobin beta chain	polymer	145	15752.1	2	UniProt (P68871) Pfam (PF00042) In PDB	Homo sapiens (human)
3	A, B, C, D	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
4		water	water		18.0	194	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	61804.8
Non-Polymers*	Number of molecules	4
	Total formula weight	2465.9
All*	Total formula weight	64270.8

*Water molecules are not included.