| Function | Description |
| basecontent | Obtain the ATCG content of a gene |
| combineAffyBatch | A function to combine data from different Affymetrix genechip types into one AffyBatch. |
| complementSeq | Complementary sequence. |
| getProbeData_1lq | Read a 1lq file for an Affymetrix genechip |
| getProbeDataAffy | Read a data file describing the probe sequences on an Affymetrix genechip |
| longestConsecutive | Obtain the length of the longest substring containing only 'letter' |
| makeProbePackage | Make a package with probe sequence related data for microarrays |
| matchprobes | A function to match a query sequence to the sequences of a set of probes. |
| print.probetable | Print method for probetable objects |
| reverseSeq | Reverse Sequence. |