Table S1: List of antibodies used for western blotting.

Antibody Target

Company

Catalog N°

Host species

Dilution

RyR1

Cell Signaling

D4E1

rabbit

1:1000

CaV 1.1

Santa Cruz

sc-8160

goat

1:250

Calsequestrin 1

Sigma

C-0743

rabbit

1:2000

JP-45

in house§

n.a.

rabbit

1:5000

MyHC

Millipore

05-716

mouse

1:5000

Parvalbumin

Swant

PV 25

rabbit

1:5000

SERCA 1

Santa Cruz

sc-8093

goat

1:5000

SERCA 2

Santa Cruz

sc-8095

goat

1:5000

§Zorzato F, et al. [14].