Reaction catalyzed by ABC-type cystine transporter (7.4.2.12)
ATP
+
H2O
+
L-cystine-[cystine-binding protein][side 1]
=
ADP
+
+
+
[cystine-binding protein][side 1]
ATP
+
H2O
+
L-cystine-[cystine-binding protein][side 1]
=
ADP
+
phosphate
+
L-cystine[side 2]
+
[cystine-binding protein][side 1]