|
|
@ -70,31 +70,32 @@ get_cys_coordinates <- function(alignment) {
|
|
|
|
return(list("start" = cys_start, "end" = cys_end))
|
|
|
|
return(list("start" = cys_start, "end" = cys_end))
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
# TODO Refactor this mess
|
|
|
|
get_hvr_sequences <- function(sequences, vdj_segments, cores = detectCores()) {
|
|
|
|
get_hvr_sequences <- function(sequences, vdj_segments) {
|
|
|
|
|
|
|
|
df <- fetch_vj_sequences(sequences, vdj_segments)
|
|
|
|
df <- fetch_vj_sequences(sequences, vdj_segments)
|
|
|
|
v_alignment <- parallel::mcmapply(sequences, df$v_seq, FUN = align_sequence)
|
|
|
|
v_alignment <- parallel::mcmapply(sequences,
|
|
|
|
j_alignment <- parallel::mcmapply(sequences, df$j_seq, FUN = align_sequence)
|
|
|
|
df$v_seq,
|
|
|
|
|
|
|
|
FUN = align_sequence,
|
|
|
|
|
|
|
|
mc.cores = cores
|
|
|
|
|
|
|
|
)
|
|
|
|
cys_coordinates <- parallel::mclapply(v_alignment, FUN = get_cys_coordinates)
|
|
|
|
cys_coordinates <- parallel::mclapply(v_alignment, FUN = get_cys_coordinates)
|
|
|
|
cys_df <- as.data.frame(do.call(rbind, cys_coordinates))
|
|
|
|
cys_df <- as.data.frame(do.call(rbind, cys_coordinates))
|
|
|
|
|
|
|
|
remaining <- Biostrings::subseq(sequences, start = unlist(cys_df$end))
|
|
|
|
|
|
|
|
j_alignment <- parallel::mcmapply(remaining,
|
|
|
|
|
|
|
|
df$j_seq,
|
|
|
|
|
|
|
|
FUN = align_sequence,
|
|
|
|
|
|
|
|
mc.cores = cores
|
|
|
|
|
|
|
|
)
|
|
|
|
j_start <- parallel::mclapply(
|
|
|
|
j_start <- parallel::mclapply(
|
|
|
|
j_alignment,
|
|
|
|
j_alignment,
|
|
|
|
function(x) start(Biostrings::Views(x))
|
|
|
|
function(x) start(Biostrings::Views(x)),
|
|
|
|
)
|
|
|
|
mc.cores = cores
|
|
|
|
hvr <- Biostrings::subseq(sequences,
|
|
|
|
|
|
|
|
start = unlist(cys_df$start),
|
|
|
|
|
|
|
|
end = unlist(j_start) + 2
|
|
|
|
|
|
|
|
)
|
|
|
|
)
|
|
|
|
|
|
|
|
hvr_start <- unlist(cys_df$start)
|
|
|
|
|
|
|
|
hvr_end <- unlist(cys_df$start) + unlist(j_start) + 2
|
|
|
|
|
|
|
|
hvr <- Biostrings::subseq(sequences, start = hvr_start, end = hvr_end)
|
|
|
|
return(hvr)
|
|
|
|
return(hvr)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
save_data <- function(data) {
|
|
|
|
|
|
|
|
Biostrings::writeXStringSet(data, "data/CuReSim-HVR.fastq", format = "fastq")
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
data <- parse_data(file = "data/curesim_sequence.fastq")
|
|
|
|
data <- parse_data(file = "data/curesim_sequence.fastq")
|
|
|
|
hvr <- get_hvr_sequences(
|
|
|
|
hvr <- get_hvr_sequences(sequences = data[[1]], vdj_segments = data[[2]])
|
|
|
|
sequences = data[[1]],
|
|
|
|
|
|
|
|
vdj_segments = data[[2]]
|
|
|
|
|
|
|
|
)
|
|
|
|
|
|
|
|
Biostrings::writeXStringSet(hvr, "data/CuReSim-HVR.fastq", format = "fastq")
|
|
|
|
Biostrings::writeXStringSet(hvr, "data/CuReSim-HVR.fastq", format = "fastq")
|