ID   A0A6P5AFP5_BRABE        Unreviewed;       130 AA.
AC   A0A6P5AFP5;
DT   02-DEC-2020, integrated into UniProtKB/TrEMBL.
DT   02-DEC-2020, sequence version 1.
DT   28-JAN-2026, entry version 23.
DE   RecName: Full=Cytochrome c oxidase assembly protein COX16 homolog, mitochondrial {ECO:0000256|ARBA:ARBA00021814};
GN   Name=LOC109483483 {ECO:0000313|RefSeq:XP_019642072.1};
OS   Branchiostoma belcheri (Amphioxus).
OC   Eukaryota; Metazoa; Chordata; Cephalochordata; Leptocardii; Amphioxiformes;
OC   Branchiostomatidae; Branchiostoma.
OX   NCBI_TaxID=7741 {ECO:0000313|Proteomes:UP000515135, ECO:0000313|RefSeq:XP_019642072.1};
RN   [1] {ECO:0000313|RefSeq:XP_019642072.1}
RP   IDENTIFICATION.
RC   TISSUE=Gonad {ECO:0000313|RefSeq:XP_019642072.1};
RG   RefSeq;
RL   Submitted (AUG-2025) to UniProtKB.
CC   -!- SUBCELLULAR LOCATION: Mitochondrion inner membrane
CC       {ECO:0000256|ARBA:ARBA00004434}; Single-pass membrane protein
CC       {ECO:0000256|ARBA:ARBA00004434}.
CC   -!- SIMILARITY: Belongs to the COX16 family.
CC       {ECO:0000256|ARBA:ARBA00008370}.
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DR   RefSeq; XP_019642072.1; XM_019786513.1.
DR   AlphaFoldDB; A0A6P5AFP5; -.
DR   GeneID; 109483483; -.
DR   KEGG; bbel:109483483; -.
DR   OrthoDB; 5516033at2759; -.
DR   Proteomes; UP000515135; Unplaced.
DR   GO; GO:0005743; C:mitochondrial inner membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0033617; P:mitochondrial respiratory chain complex IV assembly; IEA:TreeGrafter.
DR   InterPro; IPR020164; Cyt_c_Oxase_assmbl_COX16.
DR   PANTHER; PTHR17130:SF14; CYTOCHROME C OXIDASE ASSEMBLY PROTEIN COX16 HOMOLOG, MITOCHONDRIAL; 1.
DR   PANTHER; PTHR17130; MITOCHONDRIAL OUTER MEMBRANE PROTEIN 25; 1.
DR   Pfam; PF14138; COX16; 1.
PE   3: Inferred from homology;
KW   Membrane {ECO:0000256|ARBA:ARBA00023136};
KW   Mitochondrion {ECO:0000256|ARBA:ARBA00023128};
KW   Mitochondrion inner membrane {ECO:0000256|ARBA:ARBA00022792};
KW   Reference proteome {ECO:0000313|Proteomes:UP000515135};
KW   Transmembrane {ECO:0000256|ARBA:ARBA00022692};
KW   Transmembrane helix {ECO:0000256|ARBA:ARBA00022989}.
SQ   SEQUENCE   130 AA;  15266 MW;  DCE4B02677DCC066 CRC64;
     MVTSPALLSQ LTAKWKTLSS GTRAFLKVGL PMIIMVVGGS YGLERFSSLR YDVQFRKRRI
     DKNLEEKFGW KKKEEPVTLE NQFEKVQKDV DVSDWENIRG PRPWEDSKEF QLKMAEQRQR
     RKRQADTTGQ
//