Incidental Mutation 'R6860:Sec16a'
ID 535404
Institutional Source Beutler Lab
Gene Symbol Sec16a
Ensembl Gene ENSMUSG00000026924
Gene Name SEC16 homolog A, endoplasmic reticulum export factor
Synonyms C230052J16Rik
MMRRC Submission 045025-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.961) question?
Stock # R6860 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 26299443-26335228 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 26320124 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Cysteine at position 1438 (Y1438C)
Ref Sequence ENSEMBL: ENSMUSP00000109716 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000091252] [ENSMUST00000114082]
AlphaFold E9QAT4
Predicted Effect probably damaging
Transcript: ENSMUST00000091252
AA Change: Y1438C

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000088796
Gene: ENSMUSG00000026924
AA Change: Y1438C

DomainStartEndE-ValueType
low complexity region 2 21 N/A INTRINSIC
low complexity region 204 221 N/A INTRINSIC
low complexity region 243 254 N/A INTRINSIC
low complexity region 371 382 N/A INTRINSIC
low complexity region 537 561 N/A INTRINSIC
low complexity region 608 621 N/A INTRINSIC
low complexity region 760 777 N/A INTRINSIC
low complexity region 1096 1105 N/A INTRINSIC
low complexity region 1134 1150 N/A INTRINSIC
low complexity region 1185 1195 N/A INTRINSIC
low complexity region 1370 1392 N/A INTRINSIC
Pfam:Sec16 1463 1565 3.1e-24 PFAM
low complexity region 1600 1614 N/A INTRINSIC
Pfam:Sec16_C 1635 1898 2.3e-39 PFAM
low complexity region 2109 2124 N/A INTRINSIC
low complexity region 2165 2177 N/A INTRINSIC
low complexity region 2187 2197 N/A INTRINSIC
low complexity region 2227 2242 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000114082
AA Change: Y1438C

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000109716
Gene: ENSMUSG00000026924
AA Change: Y1438C

DomainStartEndE-ValueType
low complexity region 2 21 N/A INTRINSIC
low complexity region 204 221 N/A INTRINSIC
low complexity region 243 254 N/A INTRINSIC
low complexity region 371 382 N/A INTRINSIC
low complexity region 537 561 N/A INTRINSIC
low complexity region 608 621 N/A INTRINSIC
low complexity region 760 777 N/A INTRINSIC
low complexity region 1096 1105 N/A INTRINSIC
low complexity region 1134 1150 N/A INTRINSIC
low complexity region 1185 1195 N/A INTRINSIC
low complexity region 1370 1392 N/A INTRINSIC
Pfam:Sec16 1464 1564 2.6e-10 PFAM
low complexity region 1600 1614 N/A INTRINSIC
Pfam:Sec16_C 1636 1887 6.8e-45 PFAM
low complexity region 2109 2124 N/A INTRINSIC
low complexity region 2165 2177 N/A INTRINSIC
low complexity region 2187 2197 N/A INTRINSIC
low complexity region 2227 2242 N/A INTRINSIC
low complexity region 2310 2320 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000156442
SMART Domains Protein: ENSMUSP00000122255
Gene: ENSMUSG00000026924

DomainStartEndE-ValueType
Pfam:Sec16 14 114 7.7e-11 PFAM
low complexity region 150 164 N/A INTRINSIC
Pfam:Sec16_C 186 438 1.6e-45 PFAM
low complexity region 659 674 N/A INTRINSIC
low complexity region 715 727 N/A INTRINSIC
low complexity region 737 747 N/A INTRINSIC
low complexity region 777 792 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.3%
Validation Efficiency 100% (86/86)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that forms part of the Sec16 complex. This protein has a role in protein transport from the endoplasmic reticulum (ER) to the Golgi and mediates COPII vesicle formation at the transitional ER. Alternative splicing results in multiple transcript variants that encode different protein isoforms. [provided by RefSeq, Feb 2013]
Allele List at MGI
Other mutations in this stock
Total: 89 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933427D14Rik T C 11: 72,080,412 (GRCm39) E418G probably damaging Het
9930012K11Rik C A 14: 70,395,071 (GRCm39) V28L possibly damaging Het
Abtb2 C T 2: 103,539,770 (GRCm39) R712* probably null Het
Acvr1c C T 2: 58,177,717 (GRCm39) G171S probably damaging Het
Ahctf1 G T 1: 179,580,853 (GRCm39) A1783E probably benign Het
Anapc4 A T 5: 53,006,170 (GRCm39) Q149L probably damaging Het
Ankrd27 T C 7: 35,327,952 (GRCm39) V824A possibly damaging Het
Ankrd31 G C 13: 96,968,094 (GRCm39) C577S probably benign Het
Apol7c T C 15: 77,410,274 (GRCm39) N224S probably benign Het
Arl14 A T 3: 69,130,029 (GRCm39) T59S probably benign Het
Astn1 T A 1: 158,440,042 (GRCm39) I870K probably damaging Het
B4galt1 A T 4: 40,807,796 (GRCm39) V335E probably benign Het
C2cd3 C T 7: 100,039,448 (GRCm39) P216S probably benign Het
Cchcr1 C A 17: 35,840,015 (GRCm39) N711K possibly damaging Het
Chd2 A G 7: 73,147,558 (GRCm39) F467L possibly damaging Het
Cntn6 A T 6: 104,838,907 (GRCm39) E987V possibly damaging Het
Col11a2 T A 17: 34,272,572 (GRCm39) L286H probably damaging Het
Cwc22 C T 2: 77,759,792 (GRCm39) R85Q possibly damaging Het
Cyp7a1 A C 4: 6,272,587 (GRCm39) F209V probably damaging Het
Dmtn T C 14: 70,852,322 (GRCm39) T189A possibly damaging Het
Dnhd1 C G 7: 105,327,473 (GRCm39) N777K probably benign Het
Dusp16 A T 6: 134,702,842 (GRCm39) C216* probably null Het
Fan1 T A 7: 64,022,234 (GRCm39) N340Y probably damaging Het
Fbn1 T C 2: 125,170,078 (GRCm39) N1993S probably damaging Het
Fbxw22 A G 9: 109,213,030 (GRCm39) S306P probably benign Het
Ferd3l T C 12: 33,978,651 (GRCm39) S55P probably benign Het
Fpr-rs3 A G 17: 20,844,560 (GRCm39) S194P possibly damaging Het
Gm19965 G A 1: 116,748,609 (GRCm39) D97N probably benign Het
Gtpbp2 A G 17: 46,478,914 (GRCm39) probably benign Het
H3c7 G T 13: 23,728,760 (GRCm39) V36L probably benign Het
Hcn3 A C 3: 89,067,152 (GRCm39) I72S possibly damaging Het
Hk3 T A 13: 55,162,278 (GRCm39) N109Y probably damaging Het
Iqub T C 6: 24,505,737 (GRCm39) E57G possibly damaging Het
Kcnk3 T A 5: 30,779,397 (GRCm39) M149K possibly damaging Het
Kcp C T 6: 29,505,719 (GRCm39) G51D probably benign Het
Kif26a C A 12: 112,113,263 (GRCm39) A53D probably damaging Het
Lifr T A 15: 7,202,418 (GRCm39) I353K probably benign Het
Llph A T 10: 120,067,189 (GRCm39) N102I probably damaging Het
Lmo3 C A 6: 138,393,566 (GRCm39) R18L possibly damaging Het
Lrrc46 T C 11: 96,926,371 (GRCm39) E175G probably benign Het
Ltk A T 2: 119,585,075 (GRCm39) C128* probably null Het
Map1b T C 13: 99,571,275 (GRCm39) E482G probably damaging Het
Mapk8ip2 T C 15: 89,344,655 (GRCm39) V740A probably damaging Het
Miga2 T C 2: 30,261,175 (GRCm39) W157R probably benign Het
Mlip A G 9: 77,009,675 (GRCm39) *837Q probably null Het
Mroh2a G T 1: 88,182,657 (GRCm39) R1195L possibly damaging Het
Myl1 T C 1: 66,984,217 (GRCm39) probably benign Het
Or1l4 T C 2: 37,092,189 (GRCm39) L312P possibly damaging Het
Or2a5 T C 6: 42,873,750 (GRCm39) Y122H probably benign Het
Or51ab3 A G 7: 103,201,075 (GRCm39) I28V probably benign Het
P3h3 A T 6: 124,834,331 (GRCm39) V107D probably benign Het
Papolb A T 5: 142,514,651 (GRCm39) S331T possibly damaging Het
Pars2 T G 4: 106,511,700 (GRCm39) V494G probably benign Het
Pcdhb3 C A 18: 37,434,763 (GRCm39) T243K probably benign Het
Pde9a T A 17: 31,689,698 (GRCm39) M415K probably damaging Het
Ppp1r9b G A 11: 94,882,974 (GRCm39) A201T probably benign Het
Prl A G 13: 27,248,942 (GRCm39) N197S possibly damaging Het
Prl2c1 T A 13: 28,035,724 (GRCm39) M32K probably benign Het
Prrt4 T C 6: 29,170,737 (GRCm39) S572G possibly damaging Het
Psd T A 19: 46,310,858 (GRCm39) D397V probably damaging Het
Psme2b A T 11: 48,836,307 (GRCm39) Y213* probably null Het
Ptcd3 T A 6: 71,874,094 (GRCm39) probably null Het
Ptprk T G 10: 28,210,480 (GRCm39) F167L probably damaging Het
Rfx7 T C 9: 72,524,226 (GRCm39) V472A probably damaging Het
Sanbr A G 11: 23,575,100 (GRCm39) L58P probably damaging Het
Scnn1g T C 7: 121,339,576 (GRCm39) L125S probably damaging Het
Serinc3 C T 2: 163,476,366 (GRCm39) S155N probably benign Het
Slc3a2 A T 19: 8,690,996 (GRCm39) V78E probably damaging Het
Slc44a4 T A 17: 35,140,044 (GRCm39) L23Q probably damaging Het
Slco5a1 C T 1: 12,951,420 (GRCm39) probably benign Het
Slit1 A G 19: 41,605,154 (GRCm39) M899T probably benign Het
Sorl1 A G 9: 41,933,688 (GRCm39) I1094T probably benign Het
Spag9 T A 11: 93,972,196 (GRCm39) L258Q probably benign Het
Strip1 T C 3: 107,526,252 (GRCm39) E488G possibly damaging Het
Stx18 G A 5: 38,262,235 (GRCm39) D30N possibly damaging Het
Sync T C 4: 129,181,583 (GRCm39) probably null Het
Syncrip A G 9: 88,358,849 (GRCm39) V220A probably damaging Het
Tagln2 T C 1: 172,333,476 (GRCm39) I110T probably benign Het
Taok1 T C 11: 77,432,627 (GRCm39) T729A probably benign Het
Tgfbrap1 C T 1: 43,106,759 (GRCm39) V75I possibly damaging Het
Tnfrsf21 A G 17: 43,327,957 (GRCm39) T24A probably benign Het
Tnxb T A 17: 34,932,131 (GRCm39) D2221E probably damaging Het
Triml1 A G 8: 43,583,603 (GRCm39) S333P probably damaging Het
Trp53bp1 C A 2: 121,029,594 (GRCm39) R1862L probably damaging Het
Tsc22d1 T G 14: 76,655,732 (GRCm39) I737S possibly damaging Het
U2af2 A T 7: 5,082,273 (GRCm39) K462N possibly damaging Het
Ubap2 A C 4: 41,233,631 (GRCm39) N86K probably damaging Het
Uso1 A G 5: 92,343,207 (GRCm39) K764E probably benign Het
Vmn1r192 T A 13: 22,372,122 (GRCm39) M33L probably benign Het
Other mutations in Sec16a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00337:Sec16a APN 2 26,329,499 (GRCm39) missense probably benign 0.15
IGL00435:Sec16a APN 2 26,320,113 (GRCm39) missense probably benign 0.00
IGL00469:Sec16a APN 2 26,318,312 (GRCm39) missense probably damaging 1.00
IGL01622:Sec16a APN 2 26,328,915 (GRCm39) missense probably benign 0.00
IGL01623:Sec16a APN 2 26,328,915 (GRCm39) missense probably benign 0.00
IGL02158:Sec16a APN 2 26,306,644 (GRCm39) critical splice donor site probably null
IGL02188:Sec16a APN 2 26,326,020 (GRCm39) missense probably damaging 1.00
IGL02445:Sec16a APN 2 26,312,052 (GRCm39) missense probably benign
IGL02568:Sec16a APN 2 26,326,054 (GRCm39) missense probably damaging 1.00
IGL02710:Sec16a APN 2 26,320,142 (GRCm39) missense possibly damaging 0.75
IGL02735:Sec16a APN 2 26,318,149 (GRCm39) splice site probably benign
IGL02964:Sec16a APN 2 26,309,735 (GRCm39) missense probably benign 0.00
IGL03027:Sec16a APN 2 26,313,601 (GRCm39) missense probably benign 0.13
IGL03073:Sec16a APN 2 26,329,195 (GRCm39) missense probably benign 0.02
IGL03297:Sec16a APN 2 26,329,202 (GRCm39) missense probably benign 0.05
IGL03339:Sec16a APN 2 26,325,945 (GRCm39) missense probably benign
H8562:Sec16a UTSW 2 26,331,517 (GRCm39) missense probably benign
IGL03050:Sec16a UTSW 2 26,305,759 (GRCm39) missense probably damaging 1.00
PIT4486001:Sec16a UTSW 2 26,315,785 (GRCm39) missense
R0039:Sec16a UTSW 2 26,313,926 (GRCm39) missense probably benign 0.03
R0095:Sec16a UTSW 2 26,315,772 (GRCm39) splice site probably null
R0095:Sec16a UTSW 2 26,315,772 (GRCm39) splice site probably null
R0189:Sec16a UTSW 2 26,314,426 (GRCm39) splice site probably null
R0255:Sec16a UTSW 2 26,321,198 (GRCm39) missense probably damaging 0.97
R0278:Sec16a UTSW 2 26,318,328 (GRCm39) missense probably damaging 1.00
R0739:Sec16a UTSW 2 26,331,063 (GRCm39) missense possibly damaging 0.94
R0743:Sec16a UTSW 2 26,309,734 (GRCm39) missense possibly damaging 0.67
R1446:Sec16a UTSW 2 26,313,579 (GRCm39) missense probably benign 0.00
R1466:Sec16a UTSW 2 26,321,169 (GRCm39) missense probably damaging 0.98
R1466:Sec16a UTSW 2 26,321,169 (GRCm39) missense probably damaging 0.98
R1501:Sec16a UTSW 2 26,330,057 (GRCm39) missense probably benign 0.16
R1524:Sec16a UTSW 2 26,318,394 (GRCm39) missense probably damaging 1.00
R1584:Sec16a UTSW 2 26,321,169 (GRCm39) missense probably damaging 0.98
R1649:Sec16a UTSW 2 26,315,536 (GRCm39) missense probably damaging 1.00
R1744:Sec16a UTSW 2 26,329,198 (GRCm39) missense probably damaging 1.00
R1959:Sec16a UTSW 2 26,320,144 (GRCm39) missense probably benign 0.00
R1973:Sec16a UTSW 2 26,316,501 (GRCm39) missense probably damaging 1.00
R2005:Sec16a UTSW 2 26,329,092 (GRCm39) missense probably benign 0.27
R2073:Sec16a UTSW 2 26,330,251 (GRCm39) missense probably damaging 1.00
R2074:Sec16a UTSW 2 26,330,251 (GRCm39) missense probably damaging 1.00
R2075:Sec16a UTSW 2 26,330,251 (GRCm39) missense probably damaging 1.00
R2151:Sec16a UTSW 2 26,303,757 (GRCm39) intron probably benign
R2472:Sec16a UTSW 2 26,329,948 (GRCm39) missense probably damaging 1.00
R2512:Sec16a UTSW 2 26,329,037 (GRCm39) missense probably benign 0.00
R2520:Sec16a UTSW 2 26,331,368 (GRCm39) nonsense probably null
R2571:Sec16a UTSW 2 26,329,343 (GRCm39) missense probably benign 0.08
R3105:Sec16a UTSW 2 26,328,433 (GRCm39) missense probably benign 0.14
R3508:Sec16a UTSW 2 26,315,862 (GRCm39) missense probably damaging 1.00
R3809:Sec16a UTSW 2 26,331,825 (GRCm39) missense possibly damaging 0.71
R3912:Sec16a UTSW 2 26,304,399 (GRCm39) missense probably damaging 0.97
R4292:Sec16a UTSW 2 26,312,167 (GRCm39) missense probably benign 0.01
R4293:Sec16a UTSW 2 26,312,167 (GRCm39) missense probably benign 0.01
R4294:Sec16a UTSW 2 26,312,167 (GRCm39) missense probably benign 0.01
R4576:Sec16a UTSW 2 26,321,131 (GRCm39) nonsense probably null
R4611:Sec16a UTSW 2 26,331,817 (GRCm39) missense probably benign 0.04
R4627:Sec16a UTSW 2 26,321,080 (GRCm39) splice site probably null
R4627:Sec16a UTSW 2 26,319,405 (GRCm39) missense probably damaging 1.00
R4662:Sec16a UTSW 2 26,320,582 (GRCm39) missense probably damaging 1.00
R4665:Sec16a UTSW 2 26,302,970 (GRCm39) intron probably benign
R4906:Sec16a UTSW 2 26,331,979 (GRCm39) unclassified probably benign
R4967:Sec16a UTSW 2 26,302,883 (GRCm39) missense probably benign 0.00
R4983:Sec16a UTSW 2 26,329,531 (GRCm39) missense probably benign
R5033:Sec16a UTSW 2 26,309,661 (GRCm39) missense probably benign 0.00
R5251:Sec16a UTSW 2 26,329,357 (GRCm39) missense probably benign 0.00
R5391:Sec16a UTSW 2 26,330,044 (GRCm39) missense possibly damaging 0.82
R5457:Sec16a UTSW 2 26,330,280 (GRCm39) missense probably benign 0.01
R5530:Sec16a UTSW 2 26,329,264 (GRCm39) missense probably benign 0.00
R5645:Sec16a UTSW 2 26,329,907 (GRCm39) missense probably benign 0.01
R5661:Sec16a UTSW 2 26,329,649 (GRCm39) missense probably benign 0.01
R5770:Sec16a UTSW 2 26,304,402 (GRCm39) missense probably damaging 0.99
R5830:Sec16a UTSW 2 26,330,853 (GRCm39) missense probably benign 0.15
R5866:Sec16a UTSW 2 26,309,650 (GRCm39) missense probably benign 0.00
R5875:Sec16a UTSW 2 26,323,379 (GRCm39) missense probably damaging 1.00
R5906:Sec16a UTSW 2 26,328,843 (GRCm39) missense possibly damaging 0.63
R5922:Sec16a UTSW 2 26,305,651 (GRCm39) missense probably benign 0.05
R6076:Sec16a UTSW 2 26,313,954 (GRCm39) missense probably damaging 1.00
R6091:Sec16a UTSW 2 26,316,482 (GRCm39) missense probably damaging 1.00
R6295:Sec16a UTSW 2 26,318,253 (GRCm39) missense probably damaging 1.00
R6302:Sec16a UTSW 2 26,315,817 (GRCm39) missense probably damaging 1.00
R6309:Sec16a UTSW 2 26,328,583 (GRCm39) missense probably benign 0.00
R6459:Sec16a UTSW 2 26,313,512 (GRCm39) missense probably benign 0.04
R6520:Sec16a UTSW 2 26,316,118 (GRCm39) missense probably damaging 1.00
R6631:Sec16a UTSW 2 26,329,969 (GRCm39) missense probably damaging 1.00
R6657:Sec16a UTSW 2 26,315,876 (GRCm39) nonsense probably null
R6750:Sec16a UTSW 2 26,330,030 (GRCm39) missense probably benign 0.00
R6852:Sec16a UTSW 2 26,331,431 (GRCm39) missense probably damaging 0.99
R6967:Sec16a UTSW 2 26,320,498 (GRCm39) missense probably damaging 1.00
R6968:Sec16a UTSW 2 26,320,498 (GRCm39) missense probably damaging 1.00
R6970:Sec16a UTSW 2 26,320,498 (GRCm39) missense probably damaging 1.00
R6991:Sec16a UTSW 2 26,320,498 (GRCm39) missense probably damaging 1.00
R6993:Sec16a UTSW 2 26,313,586 (GRCm39) missense probably damaging 0.99
R7009:Sec16a UTSW 2 26,326,014 (GRCm39) nonsense probably null
R7057:Sec16a UTSW 2 26,315,277 (GRCm39) missense probably damaging 1.00
R7186:Sec16a UTSW 2 26,330,715 (GRCm39) nonsense probably null
R7227:Sec16a UTSW 2 26,328,935 (GRCm39) missense probably benign 0.01
R7234:Sec16a UTSW 2 26,329,780 (GRCm39) missense probably damaging 1.00
R7259:Sec16a UTSW 2 26,331,604 (GRCm39) missense probably benign 0.00
R7326:Sec16a UTSW 2 26,329,729 (GRCm39) missense unknown
R7371:Sec16a UTSW 2 26,331,734 (GRCm39) missense probably benign
R7388:Sec16a UTSW 2 26,318,376 (GRCm39) missense
R7414:Sec16a UTSW 2 26,313,643 (GRCm39) missense
R7417:Sec16a UTSW 2 26,311,409 (GRCm39) missense
R7501:Sec16a UTSW 2 26,331,863 (GRCm39) missense probably damaging 1.00
R7558:Sec16a UTSW 2 26,329,746 (GRCm39) missense
R7696:Sec16a UTSW 2 26,305,645 (GRCm39) critical splice donor site probably null
R7981:Sec16a UTSW 2 26,311,384 (GRCm39) critical splice donor site probably null
R8117:Sec16a UTSW 2 26,331,441 (GRCm39) missense probably benign 0.00
R8131:Sec16a UTSW 2 26,300,958 (GRCm39) missense
R8163:Sec16a UTSW 2 26,306,433 (GRCm39) missense
R8825:Sec16a UTSW 2 26,313,586 (GRCm39) missense
R8855:Sec16a UTSW 2 26,329,852 (GRCm39) missense probably benign 0.16
R9165:Sec16a UTSW 2 26,313,645 (GRCm39) missense
R9216:Sec16a UTSW 2 26,304,401 (GRCm39) missense
R9283:Sec16a UTSW 2 26,313,904 (GRCm39) missense
R9506:Sec16a UTSW 2 26,319,384 (GRCm39) critical splice donor site probably null
R9581:Sec16a UTSW 2 26,328,647 (GRCm39) missense
R9772:Sec16a UTSW 2 26,329,417 (GRCm39) missense possibly damaging 0.87
X0011:Sec16a UTSW 2 26,305,655 (GRCm39) missense probably damaging 1.00
X0034:Sec16a UTSW 2 26,306,709 (GRCm39) missense probably benign 0.07
X0062:Sec16a UTSW 2 26,306,709 (GRCm39) missense probably benign 0.07
Z1088:Sec16a UTSW 2 26,329,105 (GRCm39) missense probably damaging 0.99
Z1176:Sec16a UTSW 2 26,328,760 (GRCm39) missense
Z1177:Sec16a UTSW 2 26,329,333 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- GACAAATGTCAATCCAAGGGCC -3'
(R):5'- TGCCTAGGACCAACAGTGTACC -3'

Sequencing Primer
(F):5'- GTCAATCCAAGGGCCAATATTG -3'
(R):5'- AACAGTGTACCCACAGTCTTTC -3'
Posted On 2018-09-12