Table 2. Summary of sarcolipin and phospholamban co-localization with SERCA isoforms in single fibers obtained from human vastus lateralis.

	SERCA1a	SERCA2a	SERCA1a & SERCA2a
SLN	+	-	+
PLN	+	+	+

SLN, sarcolipin; PLN, phospholamban; SERCA, sarco(endo)plasmic reticulum Ca²⁺-ATPase.