130
Table 8.3 Structures of fungal hydroxamate ferrichrome siderophores
A
=
CH 2 COOH
CH 3
B =
CH 3
OH
C
=
CH 3
OCOCH 3
D
=
CH 3
OH
E =
H 3 C OH
OH
Siderophore
R1
R2
R3
R4
R5
Fungal species Reference
18
CH2OH
CH3
A
A
A
Aspergillus
ochraceous
Jalal et al.
(1984)
19
CH2OH CH2OH
CH3
B
B
A. ochraceous Jalal et al.
(1984)
20
CH2OH CH2OH
B
CH3
B
A. ochraceous Jalal et al.
(1984)
21
CH2OH CH2OH
B
B
CH3 A. ochraceous M.A.F et al.
(1984)
22
CH2OH CH2OH
C
B
B
A. ochraceous Jalal et al.
(1984)
23
CH2OH CH2OH
B
CH3
CH3 A. ochraceous Jalal et al.
(1984)
24
CH2OH CH2OH
CH3
B
CH3 A. ochraceous Jalal et al.
(1984)
25
CH2OH CH2OH
CH3
CH3
B
A. ochraceous Jalal et al.
(1984)
26
CH2OH CH2OH
D
B
B
A. ochraceous M.A.F et al.
(1984)
27
CH2OH CH2OH
E
B
B
Aspergillus sp. Jalal and
Helm (1991)
28
CH2OH CH2OH
B
E
B
A. sp.
Jalal and
Helm (1991)
29
CH2OH CH2OH
B
B
E
A. sp.
Jalal and
Helm (1991)
30
H
H
CH3
CH3
CH3 Ustilago
sphaerogena
Neilands
(1952)
31
CH2OH CH2OH
A
A
A
U. sphaerogena Garibaldi and
Neilands (1955)
32
CH3
H
CH3
CH3
CH3 Aspergillus,
Cryptococcus,
Neurospora sp
Llinás and
Neilands (1976)
17
CH2OH CH2OH
CH3
CH3
CH3 A. melleus
and A. terreus.
Walter and
Deér (1963)
(continued)
M. S. A. Shukkoor and S. I. Khalivulla