Titin clearlyTitin clearly is the longest transcript in humans
However this is the list of longest transcript in humansgenes:
Gene Length(Kb)
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CNTNAP2 2304.64
LSAMP 2186.93
DLG2 2169.35
DMD 2092.29
PTPRD 2084.57
MACROD2 2057.83
CSMD1 2056.87
EYS 1987.24
LRP1B 1900.28
PCDH15 1806.76
CTNNA3 1783.65
ROBO2 1740.82
RBFOX1 1691.87
NRXN3 1619.64
DAB1 1548.83
RP11-420N3.2 1536.21
PDE4D 1513.42
FHIT 1502.09
AGBL4 1491.06
CCSER1 1474.33