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Superposition of reported structures for five human β-defensins (HBDs). Represented are HBD1 (protein data bank 1KJ5, blue), HBD2 (1FQQ, green), HBD3 (1KJ5, orange), HBD4 (5KI9, pink), and HBD6 (2LWL, cyan). Structure alignment was generated using the software jFATCAT [29].
