2GM5:
reference: Implications of structures of synaptic tetramers of {gamma}{delta} resolvase for the mechanism of recombination., Kamtekar S, Ho RS, Cocco MJ, Li W, Wenwieser SV, Boocock MR, Grindley ND, Steitz TA, Proc Natl Acad Sci U S A. 2006 Jul 11;103(28):10642-7. Epub 2006 Jun 28. PMID: 16807292

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