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POLL Q9UGP5

DNA聚合酶lambda (Pol Lambda) (EC 2.7.7.7) (EC 4.2.99.-) (DNA聚合酶beta-2) (Pol beta2) (DNA聚合酶kappa)

蛋白质信息 (UniProt)

DNA聚合酶lambda (Pol Lambda) (EC 2.7.7.7) (EC 4.2.99.-) (DNA聚合酶beta-2) (Pol beta2) (DNA聚合酶kappa)

Q9UGP5

功能描述

在多条DNA修复途径中发挥作用的DNA聚合酶 (PubMed:11457865, PubMed:19806195, PubMed:20693240, PubMed:30250067)。参与碱基切除修复 (BER),负责修复导致DNA中产生脱碱基 (AP) 位点的损伤 (PubMed:11457865, PubMed:19806195)。还通过非同源末端连接和同源重组参与DNA双链断裂修复 (PubMed:19806195, PubMed:20693240, PubMed:30250067)。兼具依赖模板和不依赖模板(末端转移酶)的DNA聚合酶活性 (PubMed:10887191, PubMed:10982892, PubMed:12809503, PubMed:14627824, PubMed:15537631, PubMed:19806195)。还具有5'-脱氧核糖-5-磷酸裂解酶 (dRP lyase) 活性 (PubMed:11457865, PubMed:19806195)。 {ECO:0000269|PubMed:10887191, ECO:0000269|PubMed:10982892, ECO:0000269|PubMed:11457865, ECO:0000269|PubMed:12809503, ECO:0000269|PubMed:14627824, ECO:0000269|PubMed:15537631, ECO:0000269|PubMed:19806195, ECO:0000269|PubMed:20693240, ECO:0000269|PubMed:30250067}。

组织特异性

Expressed in a number of tissues. Abundant in testis.

亚细胞定位

Nucleus

关键词

3D-structure Alternative splicing Chromosome DNA damage DNA repair DNA replication DNA synthesis DNA-binding DNA-directed DNA polymerase Lyase