FB2026_01 , released March 12, 2026


Cytology	Observed or estimated sequence coordinates	Symbol	Stocks

*Genes (mapped to the sequence)* [Export into hitlist]
50A14-50B1,50B2-50B3	2R:13513132..13534251	Vmat	51 stocks
50B1-50B1	2R:13525377..13526448	CG13332	5 stocks
50B1-50B1,50B-50B,50B-50B	2R:13536045..13536117	tRNA:Lys-CTT-1-10
50B1-50B1	2R:13537371..13547577	Nadk1a	15 stocks
50B1-50B1	2R:13548244..13553240	Nadk1b	10 stocks
50B1-50B1	2R:13554077..13555606	Roe1	8 stocks
50B1-50B1	2R:13555949..13557342	link	4 stocks
50B1-50B1	2R:13557539..13557686	snoRNA:Ψ28S-1153	2 stocks
50B1-50B1	2R:13557700..13557850	snoRNA:2R:9445205
50B1-50B1	2R:13557905..13558055	snoRNA:2R:9445410	FBst0065688
50B1-50B2	2R:13558545..13560768	CG13334	9 stocks

*Insertions (sequence mapped)* [Export into hitlist]
50B1	2R:13523935..13523935	PBac{WH}Vmat[f01454]
50B1	2R:13531969..13531969	Mi{MIC}Vmat[MI03756]	FBst0037792
50B1	2R:13532459..13532459	Mi{ET1}Vmat[MB01214]	FBst0023020
50B1	2R:13536502..13536502	PBac{WH}f07707
50B1-50B1	2R:13539435..13539862	P{GawB}Nadk1a[NP3008]	FBst0303205
50B4	2R:13539776..13539776	P{SUPor-P}Nadk1a[KG02707]	FBst0012917
50B1	2R:13539889..13539889	P{XP}Nadk1a[d07644]
50B1	2R:13539889..13539889	P{XP}Nadk1a[d02819]
50B1	2R:13540387..13540387	Mi{MIC}Nadk1a[MI06601]	FBst0042409
50B1	2R:13541226..13541226	Mi{MIC}Nadk1a[MI03574]	FBst0037057
50B1	2R:13543508..13543508	PBac{WH}Nadk1a[f04526]
50B1,50B1-50B1	2R:13545545..13545545	P{RS3}Nadk1a[CB-6864-3]
50B5-50B5	2R:13545639..13545639	P{EP}Nadk1a[EP2144]
50B1	2R:13545997..13545997	P{Mae-UAS.6.11}Nadk1a[LA00952]	FBst0022257
50B1	2R:13546318..13546319	PBac{WH}Nadk1a[f05477]
50B1-50B1	2R:13546322..13546322	PBac{IT.GAL4}Nadk1a[0665-G4]	FBst0063739
50B5-50B5	2R:13546973..13546973	P{EP}Nadk1a[EP2229]
50B1,50B1-50B1	2R:13546977..13546977	P{RS5}Nadk1a[5-HA-2065]
50B1	2R:13549134..13549134	Mi{ET1}Nadk1b[MB05931]	FBst0025470
50B1	2R:13551478..13551478	P{GSV2}GS5089
50B1	2R:13551769..13551769	PBac{PB}Nadk1b[c05823]
50B1	2R:13552422..13552422	P{GSV2}GS7251	FBst0309129
50B5	2R:13552439..13552439	P{SUPor-P}Nadk1b[KG08567]	2 stocks
50B1	2R:13552439..13552439	P{GSV6}GS10659
50B1,50B1-50B1	2R:13552439..13552439	P{RS5}Nadk1b[5-HA-2100]
50B1	2R:13557497..13557497	PBac{RB}link[e04231]	FBst0018241
50B1	2R:13557498..13557498	PBac{RB}e04233
50B1-50B1	2R:13557526..13557526	PBac{IT.GAL4}1102-G4	FBst0065438
50B1-50B1	2R:13557561..13557561	P{EP}snoRNA:Ψ28S-1153[G8053]	FBst1023052
50B1-50B1	2R:13557599..13557599	PBac{IT.GAL4}snoRNA:Ψ28S-1153[0496-G4]	FBst0063359
50B1_r5	2R:13557600..13557600	PBac{SAstopDsRed}LL06456	FBst0320423
50B1-50B1	2R:13557925..13557925	PBac{IT.GAL4}snoRNA:2R:9445410[1371-G4]	FBst0065688
50B6	2R:13558076..13558076	P{GT1}BG00369	FBst0012414
50B1	2R:13558116..13558116	P{RS3}UM-8362-3
50B1	2R:13558147..13558147	P{EPgy2}EY08918	2 stocks
50B1	2R:13558154..13558154	P{GSV6}GS17234
50B1	2R:13558177..13558177	P{GSV6}GS9597
50B1-50B2	2R:13558417..13558501	P{lacW}l(2)SH0613[SH0613]

*Insertions (cytology mapped)* [Export into hitlist]
41--60	2R:4460915..25255318	P{Rac1[+t3.6]}1.7.2	FBst0006683
49D--50D	2R:12800418..14135801	P{lacW}C6-2-29
50A-50B	2R:13275887..13663923	H{har1}E5-1b
50A14-50B1	2R:13505812..13559085	P{?lacW}Vmat[Δ14]
50A14--50B1	2R:13505812..13559085	P{GawB}ckm239a
50A14-50B1	2R:13505812..13559085	TI{TI}Vmat[RSRT(STOP).6XV5]	2 stocks
50A14-50B1	2R:13505812..13559085	TI{TI}Vmat[RFP]
50A14-50B1	2R:13505812..13559085	Mi{T2A-GAL4.0}Vmat[MI07680-T2A-G4.0]
50B-50B	2R:13523467..13663923	P{DBF12-A.5'}50B
50B-50B	2R:13523467..13663923	P{ry1}R306.1
50B-50B	2R:13523467..13663923	P{S6.9C}6
50B-50B	2R:13523467..13663923	P{sev4}SC.1
50B1-50B2	2R:13523467..13575230	P{lacW}k05434a
50B1-50B2	2R:13523467..13575230	P{lacW}k08231a
50B1-50B1	2R:13523467..13559085	Mi{Trojan-GAL4.2}Nadk1a[MI03574-TG4.2]
50B1-50B1	2R:13523467..13559085	P{RS3r}UM-8362-3

*Deleted segments (sequence mapped)* [Export into hitlist]
49C1--50D5	2R:12700421..14062629	Df(2R)CX1	2 stocks
50A3--50B1	2R:13364133..13539889	Df(2R)BSC306	FBst0023689
50A7--50B4	2R:13430464..13593272	Df(2R)BSC274	FBst0023170
50B1--50B1	2R:13557451..13558082	Df(2R)F4

*Deleted segments (cytology mapped)* [Export into hitlist]
49B--50C	2R:12530888..13994731	Df(2R)H6a
49B8--50B2	2R:12599283..13575230	Df(2R)Su(z)3-1.j32
49B8--50B2	2R:12599283..13575230	Df(2R)Su(z)2-1.a2
49C1--50C	2R:12690973..13994731	Df(2R)vg52
49C1--50C10	2R:12690973..13954018	Df(2R)Su(z)2-1.b10
49C3--50C1	2R:12760251..13689755	Df(2R)vg83l-N
49C3--50B9	2R:12760251..13663923	Df(2R)vg83l1
49D1--50C10	2R:12800418..13954018	Df(2R)Su(z)2-1.a4
49D--50B	2R:12800418..13663923	Df(2R)V13
49D4--50C6	2R:12825913..13868901	Df(2R)vg87e148
49E1--50C4	2R:12883887..13777036	Df(2R)Su(z)2-1.a3
49F--50C6	2R:13024827..13868901	Df(2R)arr-γ2
50A1--50C3	2R:13275887..13774513	Df(2R)MK2
50A--50B	2R:13275887..13663923	Df(2R)8-104
50A2--50B2	2R:13330106..13575230	Df(2R)cnn	FBst0009401
50A11--50D7	2R:13476781..14135801	Df(2R)AA1

*Duplicated segments (sequence mapped)* [Export into hitlist]
50A9-50B1	2R:13455770..13541486	Dp(2;3)GV-CH321-58A11	FBst0089950
50B1-50B6	2R:13527956..13613159	Dp(2;3)GV-CH321-22B08	FBst0089743

*Duplicated segments (cytology mapped)* [Export into hitlist]
41A1--60D	2R:4460915..24747488	Dp(2;Y)cb25-11
42A--60D	2R:5802900..24747488	Dp(2;Y)cb25-9
42A--55E	2R:5802900..18750945	Dp(2;2)SMG45
45--51C	2R:8985488..14872152	Dp(2;2)vg-D.fg
48D3--50C6	2R:11932384..13868901	Dp(2;2)vg-D.fi
48F--51E	2R:12240145..15265242	Dp(2;2)bw-NS
49B1--51C1	2R:12530888..14752221	Dp(2;2)vg-D.fk

Cytology

Observed or estimated
sequence coordinates

Symbol

Stocks

Genes (mapped to the sequence) [Export into hitlist]

50A14-50B1,50B2-50B3

2R:13513132..13534251

Vmat

51 stocks

50B1-50B1

2R:13525377..13526448

CG13332