XBB.1.9.1 sublineage with S:A411S emerged in China (85 seqs in China and Australia)

[HynnSpylor]

Defining mutations: XBB.1.9.1>C503T(ORF1a:P80S)>G22793T(S:A411S), then mostly further get C13011T(ORF1a:T4249I), G10658A (ORF1a:V3465I)
GISAID query: Spike_A411S, C503T, G5720A, C11956T
Earliest seq: 2023-04-19 (China, EPI_ISL_17618478)
Most recent seq: 2023-05-08 (Australia, EPI_ISL_17662973)
Countries detected: China (45, Sichuan Province 28, Hubei Province 13, Shanghai Municipality 2, Jiangsu Province 1, Qinghai Province 1), Australia (1)

Usher Tree:

https://nextstrain.org/fetch/genome.ucsc.edu/trash/ct/subtreeAuspice1_genome_12505_336e00.json

A very new sublineage in China with fast growth. Today it is detected abroad (in Australia) and many seqs in Sichuan Province are updated.
Nowadays XBB.1.9.1 is the dominant sublineage in China, and we may keep monitoring.

Genomes:
EPI_ISL_17614986, EPI_ISL_17615014, EPI_ISL_17618478, EPI_ISL_17625318, EPI_ISL_17625363, EPI_ISL_17625367-17625369,
EPI_ISL_17625382, EPI_ISL_17625403, EPI_ISL_17625414, EPI_ISL_17625487, EPI_ISL_17632947, EPI_ISL_17632949, EPI_ISL_17632956, EPI_ISL_17632961, EPI_ISL_17637415, EPI_ISL_17637509, EPI_ISL_17645406, EPI_ISL_17645409-17645411, EPI_ISL_17645418-17645419, EPI_ISL_17645455, EPI_ISL_17645477, EPI_ISL_17645514, EPI_ISL_17652411, EPI_ISL_17662973, EPI_ISL_17664525,
EPI_ISL_17664531-17664532, EPI_ISL_17664538, EPI_ISL_17664548, EPI_ISL_17664555, EPI_ISL_17664560, EPI_ISL_17664568, EPI_ISL_17664579-17664580, EPI_ISL_17664584, EPI_ISL_17664586, EPI_ISL_17664594-17664595, EPI_ISL_17664615, EPI_ISL_17664624-17664625

[Last-Order]

50 seqs now. 4 more from Hubei.

[HynnSpylor]

51 seqs (1 updated from Shanghai)

[HynnSpylor]

It rapidly increases to 74 (all new seqs are updated from China).

[FedeGueli]

@corneliusroemer @thomaspeacock @InfrPopGen @AngieHinrichs i suggest a rapid designation of this one.

[Last-Order]

76 seqs now. 2 new from Fujian.

[AnonymousUserUse]

Designated as FL.13.1