Incidental Mutation 'R3924:Amn'
ID 307101
Institutional Source Beutler Lab
Gene Symbol Amn
Ensembl Gene ENSMUSG00000021278
Gene Name amnionless
Synonyms 5033428N14Rik
MMRRC Submission 040915-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R3924 (G1)
Quality Score 208
Status Validated
Chromosome 12
Chromosomal Location 111237530-111242860 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 111242114 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 367 (V367A)
Ref Sequence ENSEMBL: ENSMUSP00000021707 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021707]
AlphaFold Q99JB7
Predicted Effect possibly damaging
Transcript: ENSMUST00000021707
AA Change: V367A

PolyPhen 2 Score 0.710 (Sensitivity: 0.86; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000021707
Gene: ENSMUSG00000021278
AA Change: V367A

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
Pfam:Amnionless 21 451 6.4e-142 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220551
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220903
Meta Mutation Damage Score 0.1306 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency 98% (39/40)
MGI Phenotype FUNCTION: This gene encodes a type I transmembrane protein. The encoded protein is an essential component of the cubulin receptor complex which is thought to play a role in coordinating growth and patterning of the embryo. This protein is thought to modulate a bone morphogenetic protein (BMP) signaling pathway. A homoygous mutation in the mouse gene results in the lack of an amnion in embryos. Mutations in the human gene are associated with Megaloblastic Anemia-1. [provided by RefSeq, Sep 2015]
PHENOTYPE: Homozygous mutation of this gene results in embryonic growth arrest between the mid and late streak stages of gastrulation and abnormal ectoderm formation, followed by death. Generation of middle primitive streak derivatives is impaired, leading to absence of mesoderm and somites. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 39 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930550C14Rik G T 9: 53,343,705 (GRCm39) V119F probably benign Het
Agtpbp1 A T 13: 59,648,221 (GRCm39) V533D probably benign Het
Ahnak G A 19: 8,983,692 (GRCm39) D1659N probably benign Het
Aldh3b3 A G 19: 4,018,491 (GRCm39) N402S probably damaging Het
Arpin A G 7: 79,579,435 (GRCm39) Y63H probably benign Het
Brinp2 A G 1: 158,073,778 (GRCm39) L781P probably damaging Het
Cdkl1 G T 12: 69,803,373 (GRCm39) R168S probably damaging Het
Cfap43 T C 19: 47,785,555 (GRCm39) K445R probably benign Het
Csad T C 15: 102,086,991 (GRCm39) S427G probably benign Het
Dach1 A G 14: 98,153,339 (GRCm39) V443A probably damaging Het
Dlat A G 9: 50,569,490 (GRCm39) S160P possibly damaging Het
Dpf1 A G 7: 29,011,098 (GRCm39) R165G possibly damaging Het
Dtd2 G C 12: 52,051,734 (GRCm39) probably null Het
Fa2h A G 8: 112,120,147 (GRCm39) Y80H probably damaging Het
Flii A G 11: 60,610,902 (GRCm39) F509S probably damaging Het
Fmo9 A G 1: 166,492,221 (GRCm39) S350P probably benign Het
Gabra4 A G 5: 71,799,596 (GRCm39) probably benign Het
Gm3604 A G 13: 62,518,044 (GRCm39) S105P probably damaging Het
Gpr155 T A 2: 73,200,420 (GRCm39) L362F probably damaging Het
Lmbrd2 T C 15: 9,149,624 (GRCm39) V86A probably benign Het
Lpcat4 G T 2: 112,077,061 (GRCm39) Q468H possibly damaging Het
Luzp1 T C 4: 136,270,168 (GRCm39) I797T probably damaging Het
Myh8 A T 11: 67,187,963 (GRCm39) I912F probably damaging Het
Notch2 G T 3: 98,029,350 (GRCm39) G1038* probably null Het
Nptx1 G T 11: 119,438,333 (GRCm39) T28N possibly damaging Het
Onecut2 A G 18: 64,474,591 (GRCm39) K381E probably damaging Het
Or9i2 T C 19: 13,816,130 (GRCm39) T136A probably damaging Het
Plekha5 A G 6: 140,516,105 (GRCm39) N317S possibly damaging Het
Polr1a A G 6: 71,906,434 (GRCm39) M417V probably benign Het
Ptpn13 T C 5: 103,698,607 (GRCm39) probably benign Het
Qrfpr T C 3: 36,276,072 (GRCm39) N106S possibly damaging Het
Rasd2 A G 8: 75,948,602 (GRCm39) N176S probably damaging Het
Rsbn1l A G 5: 21,124,785 (GRCm39) V339A probably damaging Het
Ryr3 A G 2: 112,859,048 (GRCm39) probably benign Het
Shkbp1 A G 7: 27,041,827 (GRCm39) W676R probably benign Het
Sipa1 G A 19: 5,710,407 (GRCm39) T201I probably benign Het
Slc35g2 A T 9: 100,434,780 (GRCm39) I297N probably benign Het
Usp28 T C 9: 48,942,223 (GRCm39) probably null Het
Zfp946 G T 17: 22,674,682 (GRCm39) G479C probably benign Het
Other mutations in Amn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01479:Amn APN 12 111,238,227 (GRCm39) missense probably damaging 0.97
IGL02397:Amn APN 12 111,240,913 (GRCm39) missense possibly damaging 0.77
IGL02962:Amn APN 12 111,240,951 (GRCm39) missense probably damaging 1.00
IGL02974:Amn APN 12 111,237,575 (GRCm39) missense probably benign 0.01
IGL02837:Amn UTSW 12 111,238,333 (GRCm39) missense possibly damaging 0.74
R0357:Amn UTSW 12 111,240,575 (GRCm39) critical splice acceptor site probably null
R1986:Amn UTSW 12 111,241,431 (GRCm39) missense probably damaging 1.00
R1993:Amn UTSW 12 111,242,526 (GRCm39) missense probably damaging 1.00
R2355:Amn UTSW 12 111,238,246 (GRCm39) missense probably damaging 0.99
R3925:Amn UTSW 12 111,242,114 (GRCm39) missense possibly damaging 0.71
R4364:Amn UTSW 12 111,238,196 (GRCm39) missense probably damaging 0.99
R4687:Amn UTSW 12 111,242,502 (GRCm39) missense probably benign 0.35
R6176:Amn UTSW 12 111,240,590 (GRCm39) missense possibly damaging 0.55
R6209:Amn UTSW 12 111,241,845 (GRCm39) missense probably damaging 0.99
R6300:Amn UTSW 12 111,240,623 (GRCm39) missense probably benign 0.16
R6591:Amn UTSW 12 111,241,831 (GRCm39) missense possibly damaging 0.77
R6691:Amn UTSW 12 111,241,831 (GRCm39) missense possibly damaging 0.77
R8475:Amn UTSW 12 111,241,819 (GRCm39) missense probably benign 0.02
R8747:Amn UTSW 12 111,241,440 (GRCm39) missense probably damaging 1.00
R9262:Amn UTSW 12 111,237,585 (GRCm39) nonsense probably null
X0025:Amn UTSW 12 111,241,833 (GRCm39) missense probably damaging 1.00
Z1088:Amn UTSW 12 111,242,117 (GRCm39) missense probably benign 0.28
Predicted Primers PCR Primer
(F):5'- ATGACAGAGTCCGGACCAAC -3'
(R):5'- AATCGGATTTCGGAAACCCAG -3'

Sequencing Primer
(F):5'- ACACCGAGATCCAGGTGGTG -3'
(R):5'- ATACGGGCTCAGCGTCTTCATG -3'
Posted On 2015-04-17