Try this: lapply(l, '[', 'desc')
On Thu, Apr 23, 2009 at 8:13 AM, Amelia Baud <a...@sanger.ac.uk> wrote: > Hello, > > > > The 179th and 180th elements of my list of lists look like this: > > > > [[179]] > > [[179]]$desc > > [1] ">ipi|IPI00646510|IPI00646510.2 ISOFORM P60-HCK OF TYROSINE-PROTEIN > KINASE HCK." > > > > [[179]]$seq > > [1] > "MGGRSSCEDPGCPRDEERAPRMGCMKSKFLQVGGNTFSKTETSASPHCPVYVPDPTSTIKPGPNSHNSNTP > GIREAGSEDIIVVALYDYEAIHHEDLSFQKGDQMVVLEESGEWWKARSLATRKEGYIPSNYVARVDSLETEE > WFFKGISRKDAERQLLAPGNMLGSFMIRDSETTKGSYSLSVRDYDPRQGDTVKHYKIRTLDNGGFYISPRST > FSTLQELVDHYKKGNDGLCQKLSVPCMSSKPQKPWEKDAWEIPRESLKLEKKLGAGQFGEVWMATYNKHTKV > AVKTMKPGSMSVEAFLAEANVMKTLQHDKLVKLHAVVTKEPIYIITEFMAKGSLLDFLKSDEGSKQPLPKLI > DFSAQIAEGMAFIEQRNYIHRDLRAANILVSASLVCKIADFGLARVIEDNEYTAREGAKFPIKWTAPEAINF > GSFTIKSDVWSFGILLMEIVTYGRIPYPGMSNPEVIRALERGYRMPRPENCPEELYNIMMRCWKNRPEERPT > FEYIQSVLDDFYTATESQYQQQP" > > > > [[179]][[3]] > > [1] 26 > > > > > > [[180]] > > [[180]]$desc > > [1] ">ipi|IPI00651745|IPI00651745.5 ISOFORM 2 OF TOM1-LIKE PROTEIN 2." > > > > [[180]]$seq > > [1] > "MEFLLGNPFSTPVGQCLEKATDGSLQSEDWTLNMEICDIINETEEGPKDAIRALKKRLNGNRNYREVMLAL > TAWADAFRSSPDLTGVVHIYEELKRKGVEFPMADLDALSPIHTPQRSVPEVDPAATMPRSQSQQRTSAGSYS > SPPPAPYSAPQAPALSVTGPITANSEQIARLRSELDVVRGNTKVMSEMLTEMVPGQEDSSDLELLQELNRTC > RAMQQRIVELISRVSNEEVTEELLHVNDDLNNVFLRYERFERYRSGRSVQNASNGVLNEVTEDNLIDLGPGS > PAVVSPMVGNTAPPSSLSSQLAGLDLGTESVSGTLSSLQQCNPRDGFDMFAQTRGNSLAEQRKTVTYEDPQA > VGGLASALDNRKQSSEGIPVAQPSVMDDIEVWLRTDLKGDDLEEGVTSEEFDKFLEERAKAAEMVPDLPSPP > MEAPAPASNPSGRKKPERSEDALFAL" > > > > [[180]][[3]] > > [1] 16 > > > > I would like to be able to access all the first sub-elements ($desc) of > my list in order to be able to test for the presence of some elements > using their desc (description). > > > > Something like lapply(mylist, fun='$desc') doesn't work. For loops could > do but are they the best thing I can do ? > > > > Thanks a lot for your help ! > > > > Amelie > > > > > -- > The Wellcome Trust Sanger Institute is operated by Genome Research > > Limited, a charity registered in England with number 1021457 and a > compa > ny registered in England with number 2742969, whose registered > office is 2 > 15 Euston Road, London, NW1 2BE. > > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O [[alternative HTML version deleted]]
______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
