Novel compounds photo-crosslinked by visible light and uses thereof

A compound represented by [Chemical Formula 1] below:

• wherein in [Chemical Formula 1] above,
• X is C, N, O, S, Si or represented by [Chemical Formula 2] below,
• wherein in [Chemical Formula 2] above,
• n is an integer of 0 to 10,
• X is straight-chain or branched —(CH2)m-, H or halogen, and m is an integer of 1 to 20, and
• R is H, halogen or —CH3.

A method for photo-crosslinking a target protein or target nucleic acid with an interacting protein or peptide in proximity, comprising:

• (a) treating a compound, which is bound to a target protein or target nucleic acid, in a sample including a protein or peptide interacting with the target protein or target nucleic acid;
• and
• (b) irradiating visible light,
• wherein the compound is represented by [Chemical Formula 1] below:
• wherein in [Chemical Formula 1] above,
• X is C, N, O, S, Si or represented by [Chemical Formula 2] below,
• wherein in [Chemical Formula 2] above,
• n is an integer of 0 to 10,
• X is straight-chain or branched —(CH2)m-, H or halogen, and m is an integer of 1 to 20, and
• R is H, halogen or —CH3.