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xiaoxiaodong2013
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Question:
I want to replace the line beginning with ">gi" to a simple "NW_*.1" , so what linux command should i do to promise just changing the ">gi" line?
>gi|417531841|ref|NW_004080164.1| Ovis aries breed Texel chromosome 1 genomic scaffold, Oar_v3.1 OAR1, whole genome shotgun sequence
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC
>gi|417531785|ref|NW_004080165.1| Ovis aries breed Texel chromosome 2 genomic scaffold, Oar_v3.1 OAR2, whole genome shotgun sequence
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC
……
……
……
>gi|5835554|ref|NC_001941.1| Ovis aries mitochondrion, complete genome
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC
I want to replace the line beginning with ">gi" to a simple "NW_*.1" , so what linux command should i do to promise just changing the ">gi" line?
>gi|417531841|ref|NW_004080164.1| Ovis aries breed Texel chromosome 1 genomic scaffold, Oar_v3.1 OAR1, whole genome shotgun sequence
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC
>gi|417531785|ref|NW_004080165.1| Ovis aries breed Texel chromosome 2 genomic scaffold, Oar_v3.1 OAR2, whole genome shotgun sequence
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC
……
……
……
>gi|5835554|ref|NC_001941.1| Ovis aries mitochondrion, complete genome
ATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCCATGGGGACATGACCGGGAGGTGGGCAAGGAGAGCGTCTACAGCTCAGGGGAGCCAGGGATCACCGCTCC