Volume 181, no. 16, p. 5119–5122, 1999. Page 5119: The byline should appear as shown above.
Page 5120, column 1, line 5 from bottom: “(15)” should read “(17).”
Page 5120, column 2, lines 2 and 4 from the top: “NH4+” should “NH4+.”
Page 5120, Table 1, line 3: “Aahp (Aquifex aeolicus)A,T” should read “Aahp (Aquifex aeolicus)T.”
Page 5121, column 1, line 9: “… did not show any identity …” should read “… did not show any significant identity. …”
Page 5121, reference 12: “Gallert, V.” should read “Gallert, C.”