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. 2019 Jun 26;10:1434. doi: 10.3389/fmicb.2019.01434

Table 3.

Sequences of the newly identified group B peptaibol compounds from Trichoderma species of the Longibrachiatum Clade and their similarities to known peptaibols available in the “Comprehensive Peptaibiotics Database.”

Peptide M [M+Na]+ [M+2Na]2+ b13 y7 rt-GK (min) R R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 Compound identical or positionally isomeric with References
Pept-B-I 1908 1931 977 1135 774 22.59 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin B: [Aib]3 → [Ala]3 (Positional isomer of Pept-B-II, III, and V) Pócsfalvi et al., 1997
New: Saturnisporin SA I: [Aib]3 → [Ala]3 Rebuffat et al., 1993
New: Suzukacillin A 02, A 06: [Aib]3 → [Ala]3 Krause et al., 2006b
New: Trichocellin TC-A-I, TC-A-III: [Aib]3 → [Ala]3 Wada et al., 1994
Pept-B-II 1908 1931 977 1135 774 24.79 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: (Positional isomer of Pept-B-I, III, and V) → Pept-B-I
Pept-B-III 1908 1931 977 1135 774 25.62 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: (Positional isomer of Pept-B-I, II, and V) → Pept-B-I
Pept-B-IV 1922 1945 984 1135 788 25.72 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin H: [Aib]3 → [Ala]3 (Positional isomer of Pept-B-VII) Pócsfalvi et al., 1997
New: Saturnisporin SA II: [Aib]3 → [Ala]3 Rebuffat et al., 1993
New: Suzukacillin A 04, A 08: [Aib]3 → [Ala]3 Krause et al., 2006b
New: Trichocellin TC-A-II, TC-A-IV: [Aib]3 → [Ala]3 Wada et al., 1994
Pept-B-V 1908 1931 977 1135 774 26.35 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: (Positional isomer of Pept-B-I, II, and III) → Pept-B-I
Pept-B-VI 1922 1945 984 1149 774 27.22 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol Paracelsin B (Positional isomer of Pept-B-XII, XVIII, and XXIII) Pócsfalvi et al., 1997
Saturnisporin SA I Rebuffat et al., 1993
Suzukacillin A 02, A 06 Krause et al., 2006b
Trichocellin TC-A-I, TC-A-III Wada et al., 1994
Pept-B-VII 1922 1945 984 1135 788 27.80 Ac Aib Ala Ala Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: (Positional isomer of Pept-B-IV) → Pept-B-IV
Pept-B-VIII 1936 1959 991 1149 788 27.27 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol Paracelsin H (Positional isomer of Pept-B-XVII, XIX, XXII, and XXIXb) Pócsfalvi et al., 1997
Saturnisporin SA II Rebuffat et al., 1993
Suzukacillin A 04, A 08 Krause et al., 2006b
Trichocellin TC-A-II, TC-A-IV Wada et al., 1994
Pept-B-IXa 1908 1931 977 1135 774 28.44 Ac Aib Ala Aib Ala Aib Ala Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol Paracelsin A Pócsfalvi et al., 1997
Suzukacillin A 01 Krause et al., 2006b
Pept-B-IXb 1908 1931 977 1135 774 28.38 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Ala Aib Pro Vxx Aib Aib Gln Gln Pheol New: Trichoderma citrinoviride sequence 1: [Vxx]17 → [Aib]17 Maddau et al., 2009
Pept-B-X 1922 1945 984 1135 788 28.77 Ac Aib Ala Aib Ala Aib Ala Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol Paracelsin F (Positional isomer of Pept-B-XI, XIII, and XVa) Pócsfalvi et al., 1997
Suzukacillin A 03 Krause et al., 2006b
Pept-B-XI 1922 1945 984 1135 788 29.25 Ac Aib Ala Aib Ala Aib Ala Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-X, XIII, and XVa) → Pept-B-X
Pept-B-XII 1922 1945 984 1149 774 29.90 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-VI, XVIII, and XXIII) → Pept-B-VI
Pept-B-XIII 1922 1945 984 1135 788 30.28 Ac Aib Ala Aib Ala Aib Ala Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-X, XI, and XVa) → Pept-B-X
Pept-B-XIVa 1923 1946 984.5 1149 775 31.36 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol Trichocellin TC-B-I Wada et al., 1994
Pept-B-XIVb 1923 1946 984.5 1149 775 31.40 Ac Aib Ala Aib Ala Aib Aib Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: Trichocellin TC-B-I: [Ala]6 → [Aib]6 and [Leu]9 → [Vxx]9 Wada et al., 1994
Pept-B-XVa 1922 1945 984 1135 788 31.48 Ac Aib Ala Aib Ala Aib Ala Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-X, XI, and -XIII) → Pept-B-X
Pept-B-XVb 1922 1945 984 1135 788 31.53 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Ala Aib Pro Vxx Aib Vxx Gln Gln Pheol Trichoderma citrinoviride sequence 1 Maddau et al., 2009
Pept-B-XVI 1922 1945 984 1149 774 31.98 Ac Aib Ala Aib Ala Aib Aib Gln Aib Vxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol Paracelsin C Pócsfalvi et al., 1997
Pept-B-XVII 1936 1959 991 1149 788 32.67 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-VIII, XIX, XXII, and XXIXb) → Pept-B-VIII
Pept-B-XVIII 1922 1945 984 1149 774 33.49 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-VI, XII, and XXIII) → Pept-B-VI
Pept-B-XIX 1936 1959 991 1149 788 33.55 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-VIII, XVII, XXII, and XXIXb) → Pept-B-VIII
Pept-B-XX 1936 1959 991 1163 774 34.41 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol Paracelsin D (Positional isomer of Pept-B-XXXIIIa, XXXVa, XLIIb, XLVIa, and LVIII) Pócsfalvi et al., 1997
Saturnisporin SA III Rebuffat et al., 1993
Suzukacillin A 05 Krause et al., 2006b
Pept-B-XXI 1937 1960 991.5 1149 789 34.15 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol Trichocellin TC-B-II Wada et al., 1994
Pept-B-XXII 1936 1959 991 1149 788 34.59 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-VIII, XVII, XIX, and XXIXb) → Pept-B-VIII
Pept-B-XXIII 1922 1945 984 1149 774 35.25 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-VI, XII, and XVIII) → Pept-B-VI
Pept-B-XXIV 1950 1973 998 1163 788 35.59 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol Saturnisporin SA IV (Positional isomer of Pept-B-XXVII, XXXIIa, XXXVIII, and XLVa) Rebuffat et al., 1993
Suzukacillin A 07 Krause et al., 2006b
Pept-B-XXV 1937 1960 991.5 1163 775 35.97 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: Trichocellin TC-B-I: [Ala]6 → [Aib]6 (Positional isomer of Pept-B-XXXVII) Wada et al., 1994
New: Paracelsin D: [Gln]18 → [Glu]18 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Gln]18 → [Glu]18 Rebuffat et al., 1993
New: Suzukacillin A 05: [Gln]18 → [Glu]18 Krause et al., 2006b
Pept-B-XXVI 1950 1973 998 1177 774 36.65 Ac Aib Ala Vxx Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin D: [Aib]3 → [Vxx]3 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Aib]3 → [Vxx]3 Rebuffat et al., 1993
New: Suzukacillin A 05: [Aib]3 → [Vxx]3 Krause et al., 2006b
Pept-B-XXVII 1950 1973 998 1163 788 37.31 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XXIV, XXXIIa, XXXVIII, and XLVa) → Pept-B-XXIV
Pept-B-XXVIII 1950 1973 998 1177 774 37.89 Ac Aib Ala Aib Ala Vxx Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin D: [Aib]5 → [Vxx]5 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Aib]5 → [Vxx]5 Rebuffat et al., 1993
New: Suzukacillin A 05: [Aib]5 → [Vxx]5 Krause et al., 2006b
Pept-B-XXIXa 1936 1959 991 1149 788 38.30 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Ala Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin D: [Aib]10 → [Ala]10 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Aib]10 → [Ala]10 Rebuffat et al., 1993
New: Suzukacillin A 05: [Aib]10 → [Ala]10 Krause et al., 2006b
Pept-B-XXIXb 1936 1959 991 1149 788 37.80 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-VIII, XVII, XIX, and XXII) → Pept-B-VIII
Pept-B-XXX 1950 1973 998 1177 774 38.51 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol Trichoderma citrinoviride sequence 4 (Positional isomer of Pept-B-XXXIIIc, XLIIa, XLVIb, and LIII) Maddau et al., 2009
Pept-B-XXXI 1951 1974 998.5 1163 789 39.13 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: Trichocellin TC-B-II: [Ala]6 → [Aib]6 (Positional isomer of Pept-B-XXXIVb and LII) Wada et al., 1994
New: Saturnisporin SA IV: [Gln]18 → [Glu]18 Rebuffat et al., 1993
New: Suzukacillin A 07: [Gln]18 → [Glu]18 Krause et al., 2006b
Pept-B-XXXIIa 1950 1973 998 1163 788 39.15 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XXIV, XXVII, XXXVIII, and XLVa) → Pept-B-XXIV
Pept-B-XXXIIb 1964 1987 1005 1177 788 39.20 Ac Aib Ala Aib Ala Aib Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin H: [Ala]6 → [Vxx]6 (Positional isomer of Pept-B-XLIb) Pócsfalvi et al., 1997
New: Saturnisporin SA II: [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA IV: [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 04, 08: [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 07: [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-II, TC-A-IV: [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-XXXIIIa 1936 1959 991 1163 774 38.98 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XX, XXXVa, XLIIb, XLVIa, and LVIII) → Pept-B-XX
Pept-B-XXXIIIb 1936 1959 991 1163 774 39.25 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol Trichoderma citrinoviride sequence 2 (Poitional isomer of Pept-XXXVb) Maddau et al., 2009
Pept-B-XXXIIIc 1950 1973 998 1177 774 39.20 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XXX, XLIIa, XLVIb, and LIII) → Pept-B-XXX
Pept-B-XXXIIId 1951 1974 998.5 1177 775 39.31 Ac Aib Ala Aib Ala Vxx Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: Paracelsin D: [Aib]5 → [Vxx]5 and [Aib]18 → [Glu]18 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Aib]5 → [Vxx]5 and [Aib]18 → [Glu]18 Rebuffat et al., 1993
New: Suzukacillin A 05: [Aib]5 → [Vxx]5 and [Aib]18 → [Glu]18 Krause et al., 2006b
Pept-B-XXXIVa 1937 1960 991.5 1149 789 39.59 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Ala Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: Pept-1966-d: [Lxx]12 → [Aib]12 Tamandegani et al., 2016
Pept-B-XXXIVb 1951 1974 998.5 1163 789 39.13 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: (Positional isomer of Pept-B-XXXI and LII) → Pept-B-XXXI
Pept-B-XXXVa 1936 1959 991 1163 774 39.17 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XX, XXXIIIa, XLIIb, XLVIa, and LVIII) → Pept-B-XX
Pept-B-XXXVb 1936 1959 991 1163 774 39.78 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XXXIIIb) → Pept-B-XXXIIIb
Pept-B-XXXVI 1964 1987 1005 1191 774 39.85 Ac Aib Ala Vxx Ala Vxx Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin D: [Aib]3 → [Vxx]3 and [Aib]5 → [Vxx]5 Pócsfalvi et al., 1997
New: Saturnisporin SA III: [Aib]3 → [Vxx]3 and [Aib]5 → [Vxx]5 Rebuffat et al., 1993
New: Suzukacillin A 05: [Aib]3 → [Vxx]3 and [Aib]5 → [Vxx]5 Krause et al., 2006b
Pept-B-XXXVII 1937 1960 991.5 1163 775 40.54 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: (Positional isomer of Pept-B-XXV) → Pept-B-XXV
Pept-B-XXXVIII 1950 1973 998 1163 788 40.13 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XXIV, XXVII, XXXIIa, and XLVa) → Pept-B-XXIV
Pept-B-XXXIX 1964 1987 1005 1177 788 39.57 Ac Aib Ala Aib Ala Vxx Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Saturnisporin SA IV: [Aib]5 → [Vxx]5 Rebuffat et al., 1993
New: Suzukacillin A 07: [Aib]5 → [Vxx]5 Krause et al., 2006b
Pept-B-XL 1950 1973 998 1163 788 40.55 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Trichoderma citrinoviride sequence 5: [Aib]6 → [Ala]6 (Positional isomer of Pept-B-XLVIIIa) Maddau et al., 2009
New: Trichoderma citrinoviride sequence 6: [Aib]6 → [Ala]6 Maddau et al., 2009
New: Trichoderma citrinoviride sequence 8: [Aib]6 → [Ala]6 Maddau et al., 2009
Pept-B-XLIa 1964 1987 1005 1177 788 40.98 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol Trichoderma citrinoviride sequence 5 (Positional isomer of Pept-B-XLVIIIb, LV, LVI, LXb, and LXI) Maddau et al., 2009
Trichoderma citrinoviride sequence 6 Maddau et al., 2009
Trichoderma citrinoviride sequence 8 Maddau et al., 2009
Pept-B-XLIb 1964 1987 1005 1177 788 40.82 Ac Aib Ala Aib Ala Aib Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: (Positional isomer of Pept-B-XXXIIb) → Pept-B-XXXIIb
Pept-B-XLIIa 1950 1973 998 1177 774 41.54 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XXX, XXXIIIc, XLVIb, and LIII) → Pept-B-XXX
Pept-B-XLIIb 1936 1959 991 1163 774 41.64 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol Paracelsin D (Positional isomer of Pept-B-XX, XXXIIIa, XXXVa, XLVIa, and LVIII) → Pept-B-XX
Pept-B-XLIII 1964 1987 1005 1191 774 41.26 Ac Aib Ala Aib Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin B: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Paracelsin D: [Aib]5 → [Vxx]5 and [Aib]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Saturnisporin SA I: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA III: [Aib]5 → [Vxx]5 and [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 02, A 06: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 05: [Aib]5 → [Vxx]5 and [Aib]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-I, TC-A-III: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-XLIV 1965 1988 1005.5 1191 775 41.65 Ac Aib Ala Aib Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: Trichocellin TC-B-I: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 (Positionar isomer of Pept-B-L) Wada et al., 1994
Pept-B-XLVa 1950 1973 998 1163 788 41.92 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XXIV, XXVII, XXXIIa and XXXVIII) → Pept-B-XXIV
Pept-B-XLVb 1978 2001 1012 1191 788 42.47 Ac Aib Ala Vxx Ala Aib Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin H: [Aib]3 → [Vxx]3 and [Ala]5 → [Vxx]5 (Positional isomer of Pept-B-XLIX) Pócsfalvi et al., 1997
New: Saturnisporin SA II: [Aib]3 → [Vxx]3 and [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA IV: [Aib]3 → [Vxx]3 and [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 04, 08: [Aib]3 → [Vxx]3 and [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 07: [Aib]3 → [Vxx]3 and [Aib]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-II, A-IV: [Aib]3 → [Vxx]3 and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-XLVIa 1936 1959 991 1163 774 42.42 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XX, XXXIIIa, XXXVa, XLIIb, and LVIII) → Pept-B-XX
Pept-B-XLVIb 1950 1973 998 1177 774 42.42 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XXX, XXXIIIc, XLIIa, and LIII) → Pept-B-XXX
Pept-B-XLVII 1965 1988 1005.5 1177 789 42.13 Ac Aib Ala Aib Ala Vxx Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: Trichocellin TC-B-II: [Aib]5 → [Vxx]5 and [Gln]18 → [Glu]18 Wada et al., 1994
New: Saturnisporin SA IV: [Aib]5 → [Vxx]5 and [Gln]18 → [Glu]18 Rebuffat et al., 1993
New: Suzukacillin A 07: [Aib]5 → [Vxx]5 and [Gln]18 → [Glu]18 Krause et al., 2006b
Pept-B-XLVIIIa 1950 1973 998 1163 788 43.00 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol New: (Positional isomer of Pept-B-XL) → Pept-B-XL
Pept-B-XLVIIIb 1964 1987 1005 1177 788 42.85 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIa, LV, LVI, LXb, and LXI) → Pept-B-XLIa
Pept-B-XLIX 1978 2001 1012 1191 788 42.56 Ac Aib Ala Vxx Ala Aib Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: (Positional isomer of Pept-B-XLVb) → Pept-B-XLVb
Pept-B-L 1965 1988 1005.5 1191 775 42.67 Ac Aib Ala Aib Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Glu Gln Pheol New: (Positionar isomer of Pept-B-XLIV) → Pept-B-XLIV
Pept-B-LI 1978 2001 1012 1205 774 43.24 Ac Aib Ala Vxx Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol New: Paracelsin B: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Paracelsin D: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Aib]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Saturnisporin SA I: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA III: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 02, A 06: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 05: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Aib]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-I, TC-A-III: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-LII 1951 1974 998.5 1163 789 43.38 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: (Positional isomer of Pept-B-XXXI and XXXIVb) → Pept-B-XXXI
Pept-B-LIII 1950 1973 998 1177 774 43.99 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XXX, XXXIIIc, XLIIa, and XLVIb) → Pept-B-XXX
Pept-B-LIV 1978 2001 1012 1191 788 44.00 Ac Aib Ala Aib Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin H: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Saturnisporin SA II: [Aib]5 → [Vxx]5 and [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA IV: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 04, 08: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 07: [Aib]5 → [Vxx]5 and [Aib]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-II, A-IV:[Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-LV 1964 1987 1005 1177 788 44.44 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIa, XLVIIIb, LVI, LXb, and LXI) → Pept-B-XLIa
Pept-B-LVI 1950 1973 998 1163 788 45.07 Ac Aib Ala Aib Ala Aib Ala Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIa, XLVIIIb, LV, LXb, and LXI) → Pept-B-XLIa
Pept-B-LVII 1979 2002 1012.5 1191 789 45.36 Ac Aib Ala Aib Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Glu Gln Pheol New: Trichocellin TC-B-II: [Aib]5 → [Vxx]5 and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-LVIII 1936 1959 991 1163 774 45.81 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Aib Gln Gln Pheol (Positional isomer of Pept-B-XX, XXXIIIa, XXVc, XLIIb, and XLVIa) → Pept-B-XX
Pept-B-LIX 1992 2015 1019 1205 788 45.74 Ac Aib Ala Vxx Ala Vxx Vxx Gln Aib Lxx Aib Gly Aib Aib Pro Vxx Aib Vxx Gln Gln Pheol New: Paracelsin H: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Pócsfalvi et al., 1997
New: Saturnisporin SA II: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Rebuffat et al., 1993
New: Saturnisporin SA IV: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Aib]6 → [Vxx]6 Rebuffat et al., 1993
New: Suzukacillin A 04, 08: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Krause et al., 2006b
New: Suzukacillin A 07: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Aib]6 → [Vxx]6 Krause et al., 2006b
New: Trichocellin TC-A-II, A-IV: [Aib]3 → [Vxx]3, [Aib]5 → [Vxx]5, and [Ala]6 → [Vxx]6 Wada et al., 1994
Pept-B-LXa 1964 1987 1005 1177 788 46.50 Ac Aib Ala Aib Ala Aib Aib Gln Aib Vxx Aib Gly Lxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIXa) → Pept-B-XLIXa
Pept-B-LXb 1964 1987 1005 1177 788 46.29 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIa, XLVIIIb, LV, LVI, and LXI) → Pept-B-XLIa
Pept-B-LXI 1964 1987 1005 1177 788 48.35 Ac Aib Ala Aib Ala Aib Aib Gln Aib Lxx Aib Gly Vxx Aib Pro Vxx Aib Vxx Gln Gln Pheol (Positional isomer of Pept-B-XLIa, XLVIIIb, LV, LVIII, and LXb) → Pept-B-XLIa

Variable residues are UNDERLINED in the table header; minor sequence variants are UNDERLINED in the sequences. Amino acid exchanges in new compounds are set in italic.