> +(define-public hmmer > + (package > + (name "hmmer") > + (version "3.1b2") > + (source (origin > + (method url-fetch) > + (uri (string-append > + "http://selab.janelia.org/software/hmmer3/3.1b2/hmmer-" > + version ".tar.gz"))
This line is not aligned properly (probably because you are mixing tabs and spaces). The version number is also used in other parts of the URL. How about this instead (not tested): (uri (string-append "http://selab.janelia.org/software/hmmer" (version-prefix version 1) "/" version "/hmmer-" version ".tar.gz")) The rest looks good to me. ~~ Ricardo