3WX6:
reference: Extended Loop Region of Hcp1 is Critical for the Assembly and Function of Type VI Secretion System in Burkholderia pseudomallei., Lim YT, Jobichen C, Wong J, Limmathurotsakul D, Li S, Chen Y, Raida M, Srinivasan N, MacAry PA, Sivaraman J, Gan YH, Sci Rep. 2015 Feb 4;5:8235. doi: 10.1038/srep08235. PMID: 25648885

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