9CRI

Cryo-EM structure of SARS-CoV-2 Spike Proteins on intact virions: Mu (B.1.621) variant 3 closed RBDs

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 (A, C, B)	Spike glycoprotein	polymer	1273	141172.4	3	UniProt (P0DTC2) Pfam (PF16451) Pfam (PF09408) Pfam (PF19209) Pfam (PF01601)	Severe acute respiratory syndrome coronavirus 2	S glycoprotein,E2,Peplomer protein
2	AA, BA, CA, D, DA... (d, e, f, E, g...)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	27	In PDB GlyTouCan (G42666HT)
3	EA, K, U (h, L, W)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	3	In PDB GlyTouCan (G21290RB)
4	HA, IA, JA, KA, LA... (A, C, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	18	Chemie (NAG)

Sequence modifications

A, C, B: 1 - 1273 (UniProt: P0DTC2)

PDB	External Database	Details
Ile 95	Thr 95	variant
Ser 144	Tyr 144	variant
Asn 145	Tyr 145	variant
Lys 346	Arg 346	variant
Asn 417	Lys 417	variant
Lys 484	Glu 484	variant
Tyr 501	Asn 501	variant
Gly 614	Asp 614	variant
His 681	Pro 681	variant
Asn 950	Asp 950	variant

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	423517.1
Branched	Number of molecules	30
	Total formula weight	13170.5
Non-Polymers*	Number of molecules	18
	Total formula weight	3981.7
All*	Total formula weight	440669.3

*Water molecules are not included.