A 20-year-old female college student presents to the university health center with complaints of dysuria, urgency, and frequency of urination. She denies any fever, chills, or flank pain. On physical examination, mild suprapubic tenderness is noted. A urinalysis reveals the presence of leukocyte esterase and nitrites, suggestive of a urinary tract infection (UTI). Urine culture identifies Staphylococcus saprophyticus as the causative organism. Which of the following are the key identifying features of this organism?