AFM	atomic force microscopy
FASP	filter-aided sample preparation
FBS	fetal bovine serum
FnIII	fibronectin III-like domain
HDF	human dermal fibroblasts
HPLC–MS	high performance liquid chromatography mass spectrometry
Ig	immunoglobulin-like domain
PMSF	phenylmethylsulfonyl fluoride
RAOSMCs	rat aortic smooth-muscle cells
RMS	root mean square
SMT	smooth-muscle titin
ThT	thioflavin T