The RAG transposon is active through the deuterostome evolution and domesticated in jawed vertebrates

Discovery of an Active RAG Transposon Illuminates the Origins of V(D)J Recombination

(2016) Shengfeng Huang et al.   CELL

Evolution of the RAG1-RAG2 locus: both proteins came from the same transposon

(2015) Vladimir V Kapitonov et al.   Biology Direct

Molecular Mechanism of V(D)J Recombination from Synaptic RAG1-RAG2 Complex Structures

(2015) Heng Ru et al.   CELL

Crystal structure of the V(D)J recombinase RAG1–RAG2

(2015) Min-Sung Kim et al.   NATURE

Evolution of adaptive immunity from transposable elements combined with innate immune systems

(2014) Eugene V. Koonin et al.   NATURE REVIEWS GENETICS

MEGA6: Molecular Evolutionary Genetics Analysis Version 6.0

(2013) Koichiro Tamura et al.   MOLECULAR BIOLOGY AND EVOLUTION

V(D)J recombination: Born to be wild

(2010) Dale A. Ramsden et al.   SEMINARS IN CANCER BIOLOGY

The origins of the Rag genes—From transposition to V(D)J recombination

(2009) Sebastian D. Fugmann   SEMINARS IN IMMUNOLOGY

Molluscan mobile elements similar to the vertebrate Recombination-Activating Genes

(2008) Yuri Panchin et al.   BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS