<Table> <Tr> <Th> Protein </Th> <Th> Chrom </Th> <Th> Gene </Th> <Th> Length </Th> <Th> Exons </Th> <Th> Exon length </Th> <Th> Intron length </Th> <Th> Alt splicing </Th> </Tr> <Tr> <Td> Breast cancer type 2 susceptibility protein </Td> <Td> 13 </Td> <Td> BRCA2 </Td> <Td> 83,736 </Td> <Td> 27 </Td> <Td> 11,386 </Td> <Td> 72,350 </Td> <Td> yes </Td> </Tr> <Tr> <Td> Cystic fibrosis transmembrane conductance regulator </Td> <Td> 7 </Td> <Td> CFTR </Td> <Td> 202,881 </Td> <Td> 27 </Td> <Td> 4,440 </Td> <Td> 198,441 </Td> <Td> yes </Td> </Tr> <Tr> <Td> Cytochrome b </Td> <Td> MT </Td> <Td> MTCYB </Td> <Td> 1,140 </Td> <Td> </Td> <Td> 1,140 </Td> <Td> 0 </Td> <Td> no </Td> </Tr> <Tr> <Td> Dystrophin </Td> <Td> X </Td> <Td> DMD </Td> <Td> 2,220,381 </Td> <Td> 79 </Td> <Td> 10,500 </Td> <Td> 2,209,881 </Td> <Td> yes </Td> </Tr> <Tr> <Td> Glyceraldehyde - 3 - phosphate dehydrogenase </Td> <Td> 12 </Td> <Td> GAPDH </Td> <Td> 4,444 </Td> <Td> 9 </Td> <Td> 1,425 </Td> <Td> 3,019 </Td> <Td> yes </Td> </Tr> <Tr> <Td> Hemoglobin beta subunit </Td> <Td> 11 </Td> <Td> HBB </Td> <Td> 1,605 </Td> <Td> </Td> <Td> 626 </Td> <Td> 979 </Td> <Td> no </Td> </Tr> <Tr> <Td> Histone H1A </Td> <Td> 6 </Td> <Td> HIST1H1A </Td> <Td> 781 </Td> <Td> </Td> <Td> 781 </Td> <Td> 0 </Td> <Td> no </Td> </Tr> <Tr> <Td> Titin </Td> <Td> </Td> <Td> TTN </Td> <Td> 281,434 </Td> <Td> 364 </Td> <Td> 104,301 </Td> <Td> 177,133 </Td> <Td> yes </Td> </Tr> </Table> <Tr> <Th> Protein </Th> <Th> Chrom </Th> <Th> Gene </Th> <Th> Length </Th> <Th> Exons </Th> <Th> Exon length </Th> <Th> Intron length </Th> <Th> Alt splicing </Th> </Tr> <Tr> <Td> Breast cancer type 2 susceptibility protein </Td> <Td> 13 </Td> <Td> BRCA2 </Td> <Td> 83,736 </Td> <Td> 27 </Td> <Td> 11,386 </Td> <Td> 72,350 </Td> <Td> yes </Td> </Tr> <Tr> <Td> Cystic fibrosis transmembrane conductance regulator </Td> <Td> 7 </Td> <Td> CFTR </Td> <Td> 202,881 </Td> <Td> 27 </Td> <Td> 4,440 </Td> <Td> 198,441 </Td> <Td> yes </Td> </Tr>

How many genes in the human genome project