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USA/GSD_000MVQF.1/2026-05-27
M. Kirby, R. Garten, T. Davis & V. Dugan

Centers for Disease Control and Prevention, Influenza Division

Submission details

Submission ID
PZ978429.1.seg1/PZ978427.1.seg2/PZ978423.1.seg3/PZ978424.1.seg4/PZ978428.1.seg5/PZ978425.1.seg6/PZ978422.1.seg7/PZ978426.1.seg8
Date submitted
2026-09-16 05:05:11 UTC
Date released
2026-09-16 05:27:22 UTC

INSDC

bioprojectAccession
INSDC accession seg1
INSDC accession seg2
INSDC accession seg3
INSDC accession seg4
INSDC accession seg5
INSDC accession seg6
INSDC accession seg7
INSDC accession seg8
NCBI release date
2026-09-10

Clade

Clade HA
V1A.3a.2
Clade NA
B.7.1

Sample details

Collection country
USA
Collection subdivision level 1
Maryland
Collection date
2026-05-27
Isolate name
B/Maryland/21/2026

INSDC seg4

lineage_seg4
vic

Alignment and QC

Length seg1
2340 (100%)
Total inserted nucs seg1
6
Total SNPs seg1
42
Length seg2
2367 (100%)
Total ambiguous nucs seg2
1
Total inserted nucs seg2
9
Total SNPs seg2
49
Length seg3
2275 (100%)
Total inserted nucs seg3
30
Total SNPs seg3
54
Length seg4
1847 (98.5%)
Total deleted nucs seg4
9
Total SNPs seg4
52
Length seg5
1815 (100%)
Total inserted nucs seg5
65
Total SNPs seg5
35
Length seg6
1528 (99.9%)
Total ambiguous nucs seg6
1
Total inserted nucs seg6
127
Total SNPs seg6
36
Length seg7
1154 (100%)
Total inserted nucs seg7
7
Total SNPs seg7
21
Length seg8
1066 (99.6%)
Total inserted nucs seg8
4
Total SNPs seg8
23

Nucleotide mutations

Mutations called relative to the CY115157.1, CY115158.1, CY115156.1, KX058884.1, CY115154.1, CY073894.1, CY115152.1 & CY115155.1 references

Substitutions

seg1

  • C113T
  • A200G
  • T219C
  • G251A
  • G383A
  • T386C
  • G431A
  • C434T
  • T522C
  • C528A
  • C581A
  • C708T
  • C746A
  • A764G
  • C830T
  • C854T
  • A950G
  • T962C

seg2

  • G12A
  • G27A
  • A54G
  • G81A
  • T171C
  • T240C
  • T300A
  • T330C
  • C342T
  • A405G
  • G441A
  • G447A
  • G477T
  • C513T
  • A576G
  • T586C
  • A594G
  • A705G

seg3

  • T111C
  • C117T
  • A174G
  • C312T
  • T339C
  • C345T
  • T384A
  • G414A
  • T423C
  • G549A
  • A618G
  • T654C
  • A771G
  • C813T
  • G867A
  • G888A
  • C897T
  • A935G

seg4

  • G144A
  • T159C
  • C252A
  • C270T
  • G297A
  • G312T
  • A318G
  • C375T
  • C378T
  • A427G
  • C441T
  • C453T
  • G457A
  • G460A
  • A463G
  • A484G
  • C509T
  • T510C

seg5

  • C3T
  • T46C
  • C178T
  • A224G
  • A235G
  • T298C
  • C313T
  • G361A
  • A373G
  • C380T
  • A454G
  • C523T
  • C608T
  • A634G
  • A724G
  • T742C
  • A763G
  • A829G

seg6

  • T9C
  • C125A
  • C152T
  • T155C
  • T212C
  • C242T
  • C318A
  • A358G
  • C394T
  • C399T
  • C429T
  • A504G
  • C519T
  • A557G
  • A660C
  • T714A
  • C849T
  • T879C

seg7

  • C33T
  • C46T
  • A83G
  • T125A
  • A377G
  • T404C
  • A419G
  • G482A
  • G500T
  • T515C
  • G521A
  • A524G
  • G536A
  • C542T
  • A566G
  • C656T
  • G668A
  • A919G

seg8

  • G26A
  • A118G
  • T163C
  • G190A
  • A248G
  • T341C
  • A352C
  • T391C
  • T400C
  • C419T
  • A426G
  • G595A
  • C604T
  • A610T
  • C632T
  • G661A
  • G685A
  • T775C
Deletions

seg4

562-570
Insertions

seg1

ins_0:CTTTA, ins_2334:G

seg2

ins_0:GTTTTC, ins_2358:AAT

seg3

ins_0:GTTTGATTTATCATA, ins_2241:AGAAAC, ins_2245:ATCAAAAAT

seg5

ins_0:ATTTTCTTGTAAACTCCA, ins_1750:CGTTTGGAATATGGGTGTTTATTCTCATTAAAATAAATATAAAAAAT

seg6

ins_0:ATCTTCTCAAAACTGAAGCAAATAGGCCAAAAATGAACA, ins_1401:TGGGGGAGTGGTTAAGTCTGTTCTAAACCCTTTGTTCCTATTTTATTTGAACAATTGTCCTTACTAAACTTAATTGTTTCTGAAAAAT

seg7

ins_0:TCTTA, ins_1147:AA

seg8

ins_1066:TAAA

Amino acid substitutions

Substitutions called relative to the CY115157.1, CY115158.1, CY115156.1, KX058884.1, CY115154.1, CY073894.1, CY115152.1 & CY115155.1 references

Substitutions

HA1

  • HA1:I117V
  • HA1:A127T
  • HA1:E128K
  • HA1:N129D
  • HA1:K136E
  • HA1:P144L
  • HA1:N150K
  • HA1:A154E
  • HA1:G184E
  • HA1:A199T
  • HA1:K203R
  • HA1:R279K

M1

  • M1:T15I

NA

  • NA:P42Q
  • NA:P51L
  • NA:L52S
  • NA:V71A
  • NA:T81I
  • NA:I120V
  • NA:K186R
  • NA:K220N
  • NA:S295R
  • NA:N329D
  • NA:N340D
  • NA:K343E
  • NA:E358K
  • NA:G378E
  • NA:D384G
  • NA:A395I
  • NA:V401I

NEP

  • NEP:L30S
  • NEP:S93P
  • NEP:V115I

NP

  • NP:T66A
  • NP:V453A

NS1

  • NS1:M73V
  • NS1:Y104H
  • NS1:K107N
  • NS1:L130F
  • NS1:D132G
  • NS1:H201Y

PA

  • PA:K312R
  • PA:S348N
  • PA:T352A
  • PA:Y458F
  • PA:S530T
  • PA:S547G
  • PA:F709I
  • PA:N714S
  • PA:I723V

PB1

  • PB1:V474I

PB2

  • PB2:X303I
  • PB2:F413L
  • PB2:S444N
  • PB2:I492T
  • PB2:X582E
Deletions

HA1

HA1:162-164
Insertions
N/A