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. 2020 Jul 7;15(7):e0235613. doi: 10.1371/journal.pone.0235613

Table 1. List of genes in target panel.

Gene Gene function (Info source: NCBI-gene) Phenotype (Info source: OMIM) OMIM ID
MLH MLH1 Encodes a protein which heterodimerizes with MMR endonuclease PMS2 to form MutL alpha. Colorectal cancer, hereditary nonpolyposis, type 2; Muir-Torre syndrome; Mismatch repair cancer syndrome 120436
MLH3 Member of the MutL-homolog (MLH) family, maintains genomic integrity during DNA replication and after meiotic recombination. Colorectal cancer, hereditary nonpolyposis, type 7; Colorectal cancer, somatic; Susceptibility to Endometrial cancer 604395
MSH MSH2 Forms 2 different heterodimers: MutS alpha (MSH2-MSH6 heterodimer) and MutS beta (MSH2-MSH3 heterodimer) which binds to DNA mismatches to initiate DNA repair Colorectal cancer, hereditary nonpolyposis, type 1; Muir-Torre syndrome; Mismatch repair cancer syndrome 609309
MSH3 Forms a hetero-dimer with MSH2 to form MutS beta which forms a complex with MutL alpha heterodimer and initiates mismatch repair by binding to a mismatch. Endometrial carcinoma, somatic; Familial adenomatous polyposis 4 600887
MSH6 A component of the post-replicative DNA MMR system. Heterodimerizes with MSH2 to form MutS alpha, which binds to DNA mismatches to initiate DNA repair. Colorectal cancer, hereditary nonpolyposis, type 5; Endometrial cancer, familial; Mismatch repair cancer syndrome 600678
PMS PMS1 Forms heterodimers with MLH1. Encoded protein belongs to the DNA MMR mutL/hexB family. Hereditary nonpolyposis colorectal cancer type 3 (HNPCC3); Lynch syndrome 600258
PMS2 Forms MutL-alpha heterodimer (MLH1-PMS2 hetetrodimer) which activates endonucleolytic activity following recognition of mismatches and insertion/deletion loops by the MutS-alpha and MutS-beta heterodimers. Colorectal cancer, hereditary nonpolyposis, type 4; Mismatch repair cancer syndrome 600259
EXO1 Encodes a protein with 5' to 3' exonuclease and RNase H activities. Similar to the Saccharomyces cerevisiae protein Exo1 which interacts with Msh2 for MMR. 606063
RFC RFC1 Encodes large subunit of replication factor C, a 5 subunit DNA polymerase accessory protein (DNA-dependent ATPase required for eukaryotic DNA replication and repair). 102579
RFC2 Encodes 40-kD subunit, responsible for binding ATP and may help promote cell survival Disruption of this gene is associated with Williams syndrome 600404
RFC3 Encodes 38-kD subunit, responsible for binding ATP and may help promote cell survival 600405
RFC4 Encodes 37-kD subunit, responsible for binding ATP and may help promote cell survival 102577
RFC5 Encodes 36.5-kD subunit, responsible for binding ATP and may help promote cell survival 600407
PCNA Encodes a protein which acts as a homotrimer and helps increase the process of leading strand synthesis during DNA replication, also involved in the RAD6-dependent DNA repair pathway ataxia-telangiectasia-like disorder-2 (ATLD2) 176740
LIG1 Encodes a member of the ATP-dependent DNA ligase protein family, which functions in DNA replication, recombination, and the base excision repair process. Mutations in gene leads to ligase-I deficiency resulting in immunodeficiency and increased sensitivity to DNA-damaging agents associated with variety of cancers 126391
RPA RPA1 Encodes the subunit of heterotrimeric Replication Protein A (RPA) complex, which binds to single-stranded DNA, forming a nucleoprotein complex. Complex is involved in DNA metabolism, replication, repair, recombination, telomere maintenance. knockdown of RPA1 in HeLa cells caused accumulation of cells in S and G2/M phases, followed by cell death 179835
RPA2 Same as above 179836
RPA3 Same as above 179837
POLD POLD1 Encodes a catalytic subunit of DNA polymerase delta, which possesses both polymerase and 3' to 5' exonuclease activity, important for DNA replication and repair. Colorectal cancer, Susceptibility to, CRC-10; CRCS10; Mandibular hypoplasia, deafness, progeroid features, and lipodystrophy syndrome 174761
POLD2 Encodes 50-kDa catalytic subunit of DNA polymerase delta which possesses both polymerase and 3' to 5' exonuclease activity and plays a critical role in DNA replication and repair. Expression of this gene may be a marker for ovarian carcinomas 600815
POLD3 Encodes the 66-kDa subunit of DNA polymerase delta. 611415
POLD4 Encodes the smallest subunit of DNA polymerase delta POLDS-P12. 611525