Table 1.

Naming conventions and number of mutations of the main three variants of concern (VOCs) identified in late 2020

Location of first identification	Pangolin name	Nextstrain name	Other names	Mutations
Britain	B.1.1.7	20I/501Y.V1	-VOC 202012/01 VOC 202102/02: also carries the E484K mutation	14 aa mutations (10 in S) 6 aa deletions, VOC 202102/02: +1 S mutation
South Africa	B.1.351	20H/501Y.V2		18 aa mutations (7 in S) 3 aa deletions (3 in S)
Brazil	P.1	20J/501Y.V3		21 aa mutations (12 in S) 3 aa deletions
Brazil	P.2			14 aa mutations (3 in S)
Philippines	P.3			7 lineage defining S mutations
USA, California	B.1.427/B.1.429			15-20 aa mutations (4-6 in S), 0-1 deletions,
USA, New York	B.1.526			15 aa mutations (6 in S), 3 deletions
Multiple	B.1.525		Sub-variant G/484K.V3: also carries the E484K mutation	16 aa mutations (6 in S) 3 deletions (3 in S), G/484K.V3: +1aa S mutation
Uganda			Ugandan A.23.1	12-17 aa mutations (4-7 in S)
Colombia			B.1.111-E484K	10 non-synonymous coding
Tanzania			A.VOI.V2	31 aa mutations (11 in S), 3 deletions (3 in S)
India	B.1.617		‘double mutant’	At least 2 RBD mutations in S
Wales	AP.1		B.1.1.70.1	17-21 aa mutations, (2-5 in S)
France, Brittany	B.1.616		‘Brittany Variant’	10 S mutations
France, Paris			HMN.19B/‘Henri Mondor’	18 aa substitutions, 8 in S

Aa, amino acid; S, spike protein; RBD, receptor binding domain.