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Fig. 1.2. The folding model of the amino acid sequence of the
Dl protein, one of the reaction center polypeptides of photosystem II. It
is
involved in the binding of P680
and Fe and is the QB
and herbicide-binding protein. Five transmembrane and two parallel helices are proposed
'c_ll ___ .! __
...
L_ L ..... _ ...... l .... .-... 7
......
~ ....
1. ............ ..,"' ....
+.0--. IT +". +ho. ..... hn.+n"""tO'T'n nf T'\l1rnll3 h'.ll""tpTl'.l
Thp nCllvnpnfinp.
iii;.
nrorpc.;.c.;.pn ::.t
hoth the. N- ::lnd C-terminus.
00
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(1)
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