Syntaphilin or Syntabulin is a family of eukaryotic proteins. Syntaphilin binds to syntaxin-1 thereby inhibiting SNARE complex formation by absorbing free syntaxin-1. So it is a syntaxin-1 clamp that controls SNARE assembly.

1: Syntabulin is a microtubule-associated protein implicated in syntaxin transport in neurons. Su Q, Cai Q, Gerwin C, Smith CL, Sheng ZH; Nat Cell Biol. 2004;6:941-953. PMID:15459722

2: Molecular cloning and characterization of gene for Golgi-localized syntaphilin-related protein on human chromosome 8q23. Funakoshi E, Nakagawa KY, Hamano A, Hori T, Shimizu A, Asakawa S, Shimizu N, Ito F; Gene. 2005;344:259-271. PMID:15656992

3: Syntabulin, a motor protein linker, controls dorsal determination. Nojima H, Rothhamel S, Shimizu T, Kim CH, Yonemura S, Marlow FL, Hibi M; Development. 2010;137:923-933. PMID:20150281