SY121_ARATH » Syntaxin-121

SY121_ARATH » Syntaxin-121
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Topology in Plasma membrane
Topologyextracellular side
cytoplasmic side
SY121_ARATH » Syntaxin-121 » AtSYP121; Syntaxin-related protein At-Syr1;
Hydrophobic Thickness 34.4 ± 1.2 Å
Tilt Angle 2 ± 4°
ΔGtransfer -28.5 kcal/mol
ΔGfold -23.9 kcal/mol
Links UniProtKB, Pfam, Interpro, iHOP, STRING
Topology In
TM Segments 285-307 (280-307)
Pathways

SNARE interactions in vesicular transport (KEGG)

PDB none
OPM none
Complexes none
Interactions

NTL9, Complex: SY121:NTL9

SY122, Complex: SY121:SY122, PubMed

SYP71, Complex: SY121:SYP71, PubMed

VA721, Complex: SY121:VA721, PubMed

Domains

AA: 44-249, PDBID: 1BR0, Subunit A, Seq Identity:22%, Syntaxin

AA: 250-302, PDBID: 2NPS, Subunit B, Seq Identity:41%, SNARE domain

UniProt annotation for SY121_ARATH » Syntaxin-121
FUNCTION: Vesicle trafficking protein that functions in the secretory pathway.

SUBUNIT: Part of the t-SNARE complex. Binds to SNAP33.

INDUCTION: Ninefold induction within 30-min exposure to abscisic acid and after 48 hours drought stress.

UniProt features for SY121_ARATH » Syntaxin-121
CHAIN 1 346 Syntaxin-121.
DOMAIN 214 276 t-SNARE coiled-coil homology.
COILED 41 76 Potential.
Amino Acid Sequence for SY121_ARATH » Syntaxin-121
MNDLFSSSFS RFRSGEPSPR RDVAGGGDGV QMANPAGSTG GVNLDKFFED VESVKEELKE LDRLNETLSS CHEQSKTLHN AKAVKDLRSK MDGDVGVALK KAKMIKVKLE ALDRANAANR SLPGCGPGSS SDRTRTSVLN GLRKKLMDSM DSFNRLRELI SSEYRETVQR RYFTVTGENP DERTLDRLIS TGESERFLQK AIQEQGRGRV LDTINEIQER HDAVKDIEKN LRELHQVFLD MAVLVEHQGA QLDDIESHVG RASSFIRGGT DQLQTARVYQ KNTRKWTCIA IIILIIIITV VVLAVLKPWN NSSGGGGGGG GGGTTGGSQP NSGTPPNPPQ ARRLLR