Table 2 Information of the LAMA2 mutation analysis.

From: Deletion of exon 4 in LAMA2 is the most frequent mutation in Chinese patients with laminin α2-related muscular dystrophy

Subject

LAMA2 exon/intron

Nucleotide change

Predicted amino acid change

Novel/reported

Parental derivation

Methods Used to Obtain the Predicted Breakpoint Junctions in Unique Regions

NGS

aCGH

Long-range PCR

P1

Out-of-frame deletion 50

Exon1del

c.7147C > T

p.R2383*

Novel

Reported38

Maternal

Paternal

NA

S

NA

P2

Out-of-frame deletion 56

Exon1del

c.7810C > T

p.R2604*

Novel

Reported7

Maternal

Paternal

S

NA

NA

P3

Out-of-frame deletion IVS35

Exon2-3del

c.5071 + 1G > A

 

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P4

In-frame deletion 47

Exon2-9del

c.6584T > C

p.L2195P

Novel

Novel

Paternal

Maternal

NA

S

NA

P5

Out-of-frame deletion 63

Exon2-12del

c.8906G > C

p.R2969P

Novel

Novel

Maternal

Paternal

S

NA

NA

P6

Out-of-frame deletion

Out-of-frame deletion

Exon3-4del

Exon3-4del

 

Reported7

Reported7

Maternal

Paternal

NA

S

NA

P7

In-frame deletion 27

Exon4del

c.3955C > T

p.R1319*

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P8

In-frame deletion

In-frame deletion

Exon4del

Exon4del

 

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P9

In-frame deletion

In-frame deletion

Exon4del

Exon4del

 

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P10

In-frame deletion 19

Exon4del

c.2565delC

p.S856Lfs*32

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P11

In-frame deletion 57

Exon4del

c.7921G > T

p.E2641*

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P12

In-frame deletion 50

Exon4del

c.7147C > T

p.R2383*

Reported7

Reported38

Paternal

Maternal

NA

NA

S

P13

In-frame deletion 6

Exon4del

c.830C > T

p.S277L

Reported7

Reported39

Maternal

Paternal

NA

NA

S

P14

In-frame deletion 50

Exon4del

c.7147C > T

p.R2383*

Reported7

Reported38

Paternal

Maternal

NA

NA

S

P15

In-frame deletion 14

Exon5del

c.2049_2050delAG

p.R683Sfs*21

Reported7

Reported40

Maternal

Paternal

NA

S

NA

P16

In-frame duplication 37

Exon5-8dup

c.5290_5291insG

p.E1764Gfs*3

Novel

Reported41

Maternal

Paternal

S

NA

NA

P17

Out-of-frame deletion 64

Exon10-12del

c.9101_9104dup

p.H3035Qfs*5

Reported7

Reported8

Paternal

Maternal

S

F

NA

P18

Out-of-frame deletion IVS21

Exon13-14del

c.3038-7G > A

 

Novel

Novel

Maternal

Paternal

S

NA

NA

P19

Out-of-frame deletion 46

Exon20del

c.6466C > T

p.R2156*

Novel

Reported42

Paternal

Maternal

S

NA

NA

P20

Out-of-frame deletion 63

Exon30del

c.8906G > C

p.R2969P

Novel

Novel

Maternal

Paternal

S

NA

NA

P21

Out-of-frame deletion 10

Exon36-65del/c.1358G > C

p.C453S

Reported6

Reported6

Paternal

Maternal

F

F

NA

P22

Out-of-frame deletion 4

Exon41-47del

c.482_485dup

p.E162Dfs*1

Reported7

Reported7

Maternal

Paternal

NA

S

NA

P23

Out-of-frame deletion 18

Exon49del

c.2526_2529insACGC

p.C844Tfs*3

Novel

Novel

Maternal

Paternal

S

F

NA

P24

Out-of-frame deletion 50

Exon49del

c.7174C > T

p.R2383*

Novel

Reported38

Paternal

Maternal

S

NA

NA

P25

Out-of-frame deletion 46

Exon49-57del

c.6433A > T

p.K2145*

Novel

Novel

Paternal

Maternal

S

NA

NA

P26

In-frame deletion 3

Exon59-63del

c.363C > G

p.Y121*

Reported7

Reported7

Paternal

Maternal

NA

S

NA

P27

In-frame deletion 63

Exon59-63del

c.8906G > C

p.R2969P

Reported7

Novel

Paternal

Maternal

S

NA

NA

P28

In-frame deletion 22

Exon59-63del

c.3146del

p.G1050Afs*25

Reported7

Novel

Maternal

Paternal

S

NA

NA

P29

Out-of-frame deletion 27

c.8910_8965del

c.4048C > T

p.T2921Yfs*2

p.R1350*

Novel

Reported43

Maternal

Paternal

S

F

NA

  1. Abbreviation: F, fail; NA, not applied; S, succeed.