POLA1, Official Symbol POLA1provided by HGNC Official Full Name DNA polymerase alpha 1, catalytic subunitprovided by HGNC Primary source HGNC:HGNC:9173 See related Ensembl:ENSG00000101868 MIM:312040; AllianceGenome:HGNC:9173 Gene type protein coding RefSeq status REVIEWED Organism Homo sapiens Lineage Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; Homo Also known as NSX; PDR; POLA; p180; VEODS Summary This gene encodes the catalytic subunit of DNA polymerase, which together with a regulatory and two primase subunits, forms the DNA polymerase alpha complex. The catalytic subunit plays an essential role in the initiation of DNA replication. [provided by RefSeq, Mar 2010] Expression Ubiquitous expression in lymph node (RPKM 2.6), bone marrow (RPKM 2.2) and 25 other tissues See more Orthologs mouse all