code: static public LinkedHashMap<String, ChromosomeSequence> loadFastaAddGeneFeaturesFromGeneIDGFF2(File fastaSequenceFile, File gffFile) throws Exception {
  		LinkedHashMap<String, DNASequence> dnaSequenceList = FastaReaderHelper.readFastaDNASequence(fastaSequenceFile);
  		LinkedHashMap<String, ChromosomeSequence> chromosomeSequenceList = GeneFeatureHelper.getChromosomeSequenceFromDNASequence(dnaSequenceList);
  		FeatureList listGenes = GeneIDGFF2Reader.read(gffFile.getAbsolutePath());
  		addGeneIDGFF2GeneFeatures(chromosomeSequenceList, listGenes);
  		return chromosomeSequenceList;
  	}
docs: Loads Fasta file and GFF2 feature file generated from the geneid prediction algorithm
  
  @param fastaSequenceFile
  @param gffFile
  @return
  @throws Exception