ID   A0A1U7RKC2_ALLSI        Unreviewed;       393 AA.
AC   A0A1U7RKC2;
DT   10-MAY-2017, integrated into UniProtKB/TrEMBL.
DT   10-MAY-2017, sequence version 1.
DT   27-MAR-2024, entry version 30.
DE   RecName: Full=Acid ceramidase {ECO:0000256|ARBA:ARBA00040588};
DE            EC=3.5.1.23 {ECO:0000256|ARBA:ARBA00011891};
GN   Name=ASAH1 {ECO:0000313|RefSeq:XP_006015936.1};
OS   Alligator sinensis (Chinese alligator).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Crocodylia; Alligatoridae; Alligatorinae;
OC   Alligator.
OX   NCBI_TaxID=38654 {ECO:0000313|Proteomes:UP000189705, ECO:0000313|RefSeq:XP_006015936.1};
RN   [1] {ECO:0000313|RefSeq:XP_006015936.1}
RP   IDENTIFICATION.
RG   RefSeq;
RL   Submitted (NOV-2023) to UniProtKB.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=an N-acylsphing-4-enine + H2O = a fatty acid + sphing-4-enine;
CC         Xref=Rhea:RHEA:20856, ChEBI:CHEBI:15377, ChEBI:CHEBI:28868,
CC         ChEBI:CHEBI:52639, ChEBI:CHEBI:57756; EC=3.5.1.23;
CC         Evidence={ECO:0000256|ARBA:ARBA00036977};
CC   -!- PATHWAY: Lipid metabolism; sphingolipid metabolism.
CC       {ECO:0000256|ARBA:ARBA00004760}.
CC   -!- PATHWAY: Sphingolipid metabolism. {ECO:0000256|ARBA:ARBA00004991}.
CC   -!- SUBCELLULAR LOCATION: Lysosome {ECO:0000256|ARBA:ARBA00004371}.
CC       Secreted {ECO:0000256|ARBA:ARBA00004613}.
CC   -!- SIMILARITY: Belongs to the acid ceramidase family.
CC       {ECO:0000256|ARBA:ARBA00005730, ECO:0000256|PIRNR:PIRNR017632}.
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DR   RefSeq; XP_006015936.1; XM_006015874.3.
DR   AlphaFoldDB; A0A1U7RKC2; -.
DR   STRING; 38654.A0A1U7RKC2; -.
DR   GeneID; 102383990; -.
DR   KEGG; asn:102383990; -.
DR   CTD; 427; -.
DR   eggNOG; ENOG502QVBG; Eukaryota.
DR   InParanoid; A0A1U7RKC2; -.
DR   OrthoDB; 5485766at2759; -.
DR   Proteomes; UP000189705; Unplaced.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0005764; C:lysosome; IEA:UniProtKB-SubCell.
DR   GO; GO:0102121; F:ceramidase activity; IEA:UniProtKB-EC.
DR   GO; GO:0017064; F:fatty acid amide hydrolase activity; IEA:InterPro.
DR   GO; GO:0017040; F:N-acylsphingosine amidohydrolase activity; IEA:UniProtKB-EC.
DR   GO; GO:0006631; P:fatty acid metabolic process; IEA:InterPro.
DR   GO; GO:0006665; P:sphingolipid metabolic process; IEA:UniProtKB-KW.
DR   CDD; cd01903; Ntn_AC_NAAA; 1.
DR   InterPro; IPR016699; Acid_ceramidase-like.
DR   InterPro; IPR029130; Acid_ceramidase_N.
DR   InterPro; IPR029132; CBAH/NAAA_C.
DR   PANTHER; PTHR28583; ACID AMIDASE; 1.
DR   PANTHER; PTHR28583:SF1; ACID CERAMIDASE; 1.
DR   Pfam; PF02275; CBAH; 1.
DR   Pfam; PF15508; NAAA-beta; 1.
DR   PIRSF; PIRSF017632; Acid_ceramidase-like; 1.
PE   3: Inferred from homology;
KW   Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW   Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW   Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|PIRNR:PIRNR017632};
KW   Lipid metabolism {ECO:0000256|ARBA:ARBA00023098,
KW   ECO:0000256|PIRNR:PIRNR017632};
KW   Reference proteome {ECO:0000313|Proteomes:UP000189705};
KW   Secreted {ECO:0000256|ARBA:ARBA00022525};
KW   Signal {ECO:0000256|ARBA:ARBA00022729, ECO:0000256|SAM:SignalP};
KW   Sphingolipid metabolism {ECO:0000256|ARBA:ARBA00022919}.
FT   SIGNAL          1..21
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT   CHAIN           22..393
FT                   /note="Acid ceramidase"
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT                   /id="PRO_5010537432"
FT   DOMAIN          44..104
FT                   /note="Acid ceramidase N-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF15508"
FT   DOMAIN          141..323
FT                   /note="Choloylglycine hydrolase/NAAA C-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF02275"
FT   ACT_SITE        141
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR017632-1"
SQ   SEQUENCE   393 AA;  44270 MW;  52A1CABBCE3B1AD4 CRC64;
     MGALRFLLLP ATCALLALAL AGDPYREDCR NKTYPPSGPT YKGNVPTYVI NLDLPPYKRW
     VNVMNDKKTE LKNVMKNIKT LVNEFFPGGK FSDFMEGKMV QLLSSLPHPF REEIEGIANT
     SGAVLGDVVL FNVFYEIFTV CTSIVAEDKT GKLYHARNLD FGLFLGWDIK NSSWTVTQQL
     KPLVVALEFQ RNNKTLFRSA NFAGYIGMLS GVRPGAFTLT MNERFSIDGG YLGILEWILG
     KRDGMWMGFL TRTVLENSTS YEEAKEKLAK TRLLAPAYFI LGGNKSGQGC VITRSRAASL
     DIWDLDIKQG TWFLVETNYD RWKPPLFLDN RRDPAKKCLN QTKQENLSLS TIYDVLSTKP
     VLNKLTVCTT LMAVDGGHTE TYLRECPEPC SPW
//