ID   SC61G_BRABE             Reviewed;          68 AA.
AC   Q962X7;
DT   28-NOV-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-DEC-2001, sequence version 1.
DT   25-MAY-2022, entry version 75.
DE   RecName: Full=Protein transport protein Sec61 subunit gamma;
GN   Name=SEC61G;
OS   Branchiostoma belcheri (Amphioxus).
OC   Eukaryota; Metazoa; Chordata; Cephalochordata; Leptocardii; Amphioxiformes;
OC   Branchiostomidae; Branchiostoma.
OX   NCBI_TaxID=7741;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RA   Zhang H., Yang H.;
RT   "SEC protein in Amphioxus.";
RL   Submitted (JUN-2001) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Necessary for protein translocation in the endoplasmic
CC       reticulum and multi-pass membrane protein biogenesis.
CC       {ECO:0000250|UniProtKB:P60059}.
CC   -!- SUBUNIT: Heterotrimeric complex composed of SEC61-alpha, SEC61-beta and
CC       SEC61-gamma (By similarity). Component of the ribosome-associated ER
CC       translocon complex (By similarity). {ECO:0000250|UniProtKB:P60058,
CC       ECO:0000250|UniProtKB:P60059}.
CC   -!- SUBCELLULAR LOCATION: Endoplasmic reticulum membrane
CC       {ECO:0000250|UniProtKB:P60058}; Single-pass membrane protein
CC       {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the SecE/SEC61-gamma family. {ECO:0000305}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AF395915; AAK72260.1; -; mRNA.
DR   AlphaFoldDB; Q962X7; -.
DR   SMR; Q962X7; -.
DR   Proteomes; UP000515135; Unplaced.
DR   GO; GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0008320; F:protein transmembrane transporter activity; ISS:UniProtKB.
DR   GO; GO:0043022; F:ribosome binding; ISS:UniProtKB.
DR   GO; GO:0045047; P:protein targeting to ER; ISS:UniProtKB.
DR   Gene3D; 1.20.5.820; -; 1.
DR   HAMAP; MF_00422; SecE; 1.
DR   InterPro; IPR023391; Prot_translocase_SecE_dom_sf.
DR   InterPro; IPR008158; Translocase_Sec61-g.
DR   InterPro; IPR001901; Translocase_SecE/Sec61-g.
DR   Pfam; PF00584; SecE; 1.
DR   SUPFAM; SSF103456; SSF103456; 1.
DR   TIGRFAMs; TIGR00327; secE_euk_arch; 1.
DR   PROSITE; PS01067; SECE_SEC61G; 1.
PE   3: Inferred from homology;
KW   Endoplasmic reticulum; Membrane; Protein transport; Reference proteome;
KW   Translocation; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..68
FT                   /note="Protein transport protein Sec61 subunit gamma"
FT                   /id="PRO_0000104197"
FT   TOPO_DOM        1..32
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        33..61
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TOPO_DOM        62..68
FT                   /note="Extracellular"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   68 AA;  7759 MW;  BFB4AC7D52BFB8CC CRC64;
     MDQLVQFVEP ARQFAKDSYR LVKRCTKPDR KEFQKIAMAT AIGFAIMGFI GFFVKLIHIP
     INNIIVGS