3rr5 is a 1 chain structure with sequence from Thermococcus sp. 1519. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
C0LJI8_9EURY DNA ligase that seals nicks in double-stranded DNA during DNA replication, DNA recombination and DNA repair (By similarity).[HAMAP-Rule:MF_00407]