Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules), in the presence of calcium.
calmodulin binding
cell adhesion molecule binding +
cell-cell adhesion mediator activity +
chaperone binding
clathrin binding +
CNBH domain intrinsic ligand binding
co-receptor binding
complement binding +
connexin binding
copper-dependent protein binding
cullin family protein binding
cyclin binding
cytokine binding +
cytoskeletal protein binding +
delta-catenin binding
denatured protein binding
dynein heavy chain binding
dynein intermediate chain binding
dynein light chain binding
dynein light intermediate chain binding
dystroglycan binding
endocytic targeting sequence binding
enzyme binding +
extracellular matrix protein binding
farnesylated protein binding
FBXO family protein binding
fibronectin binding
G-protein alpha-subunit binding
G-protein beta-subunit binding
G-protein gamma-subunit binding
gamma-catenin binding
GDP-dissociation inhibitor binding +
glycosylated region protein binding
growth factor binding +
GTP-dependent protein binding
GTPase activating protein binding
haptoglobin binding
heat shock protein binding +
hedgehog family protein binding
hemoglobin binding +
hexon binding
histone binding +
identical protein binding +
importin-alpha family protein binding
inhibin binding
insulin binding
insulin receptor substrate binding
ion channel binding
kininogen binding +
lamin binding
laminin binding +
MDM2/MDM4 family protein binding
misfolded protein binding
modification-dependent protein binding +
nodal binding
opsin binding
opsonin binding +
p53 binding
phosphatidylinositol 3-kinase binding +
phosphoprotein binding +
phytochrome binding
poly-glutamine tract binding
preprotein binding
profilin binding
proline-rich region binding +
protein antigen binding
protein binding involved in negative regulation of telomere maintenance via telomerase