7U0N

Crystal structure of chimeric omicron RBD (strain BA.1) complexed with human ACE2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Angiotensin-converting enzyme 2	polymer	597	69153.7	2	UniProt (Q9BYF1) Pfam (PF01401) In PDB	Homo sapiens (human)	ACE-related carboxypeptidase,Angiotensin-converting enzyme homolog,ACEH,Metalloprotease MPROT15
2	E, F	Spike protein S1	polymer	217	24383.6	2		Severe acute respiratory syndrome coronavirus 2
3	C, D, G, I, J	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	5	In PDB GlyTouCan (G15407YE)
4	K	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
5	E, F, A, B	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	8	Chemie (NAG)
6	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
7	F, A, B	CHLORIDE ION	non-polymer		35.5	5	Chemie (CL)
8	B	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
9	B	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
10		water	water		18.0	13	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	187074.6
Branched	Number of molecules	6
	Total formula weight	3357.1
Non-Polymers*	Number of molecules	19
	Total formula weight	2288.3
All*	Total formula weight	192720.0

*Water molecules are not included.