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This function filters BLAST-like tabular output according to equation 2 of Rost 1999.

Usage

filter_rost1999(rbh, inverse = FALSE)

Arguments

rbh

BLAST-like tabular matrix [mandatory]

inverse

specify if filter should keep the removed values [default: FALSE]

Value

rbh matrix

References

Rost B. (1999). Twilight zone of protein sequence alignments. Protein Engineering, 12(2), 85-94.

Author

Kristian K Ullrich

Examples

## load crbh data
data(ath_aly_crbh)
dim(ath_aly_crbh$crbh1)
#> [1] 211  16
dim(filter_rost1999(
    rbh=ath_aly_crbh$crbh1))
#> [1] 208  16