ID A0A285KU68_9ENTR Unreviewed; 797 AA.
AC A0A285KU68;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 17.
DE RecName: Full=beta-N-acetylhexosaminidase {ECO:0000256|ARBA:ARBA00012663};
DE EC=3.2.1.52 {ECO:0000256|ARBA:ARBA00012663};
DE AltName: Full=N-acetyl-beta-glucosaminidase {ECO:0000256|ARBA:ARBA00033000};
GN ORFNames=SAMN02744775_03454 {ECO:0000313|EMBL:SNY76169.1};
OS Enterobacter sp. CC120223-11.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Enterobacter.
OX NCBI_TaxID=1378073 {ECO:0000313|EMBL:SNY76169.1, ECO:0000313|Proteomes:UP000219512};
RN [1] {ECO:0000313|EMBL:SNY76169.1, ECO:0000313|Proteomes:UP000219512}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CC120223-11 {ECO:0000313|EMBL:SNY76169.1,
RC ECO:0000313|Proteomes:UP000219512};
RA Ehlers B., Leendertz F.H.;
RL Submitted (SEP-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Hydrolysis of terminal non-reducing N-acetyl-D-hexosamine
CC residues in N-acetyl-beta-D-hexosaminides.; EC=3.2.1.52;
CC Evidence={ECO:0000256|ARBA:ARBA00001231};
CC -!- SIMILARITY: Belongs to the glycosyl hydrolase 20 family.
CC {ECO:0000256|ARBA:ARBA00006285}.
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DR EMBL; OBEF01000016; SNY76169.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A285KU68; -.
DR OrthoDB; 9763537at2; -.
DR Proteomes; UP000219512; Unassembled WGS sequence.
DR GO; GO:0004563; F:beta-N-acetylhexosaminidase activity; IEA:UniProtKB-EC.
DR GO; GO:0102148; F:N-acetyl-beta-D-galactosaminidase activity; IEA:UniProtKB-EC.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR Gene3D; 3.30.379.10; Chitobiase/beta-hexosaminidase domain 2-like; 1.
DR Gene3D; 3.20.20.80; Glycosidases; 2.
DR InterPro; IPR025705; Beta_hexosaminidase_sua/sub.
DR InterPro; IPR015883; Glyco_hydro_20_cat.
DR InterPro; IPR017853; Glycoside_hydrolase_SF.
DR InterPro; IPR029018; Hex-like_dom2.
DR InterPro; IPR015882; HEX_bac_N.
DR PANTHER; PTHR22600; BETA-HEXOSAMINIDASE; 1.
DR PANTHER; PTHR22600:SF21; BETA-HEXOSAMINIDASE A; 1.
DR Pfam; PF00728; Glyco_hydro_20; 2.
DR Pfam; PF02838; Glyco_hydro_20b; 1.
DR PRINTS; PR00738; GLHYDRLASE20.
DR SUPFAM; SSF51445; (Trans)glycosidases; 1.
DR SUPFAM; SSF55545; beta-N-acetylhexosaminidase-like domain; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Signal {ECO:0000256|SAM:SignalP}.
FT SIGNAL 1..22
FT /evidence="ECO:0000256|SAM:SignalP"
FT CHAIN 23..797
FT /note="beta-N-acetylhexosaminidase"
FT /evidence="ECO:0000256|SAM:SignalP"
FT /id="PRO_5012402659"
FT DOMAIN 29..158
FT /note="Beta-hexosaminidase bacterial type N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02838"
FT DOMAIN 162..419
FT /note="Glycoside hydrolase family 20 catalytic"
FT /evidence="ECO:0000259|Pfam:PF00728"
FT DOMAIN 545..587
FT /note="Glycoside hydrolase family 20 catalytic"
FT /evidence="ECO:0000259|Pfam:PF00728"
FT ACT_SITE 318
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR625705-1"
SQ SEQUENCE 797 AA; 89030 MW; 2031D2023C393B39 CRC64;
MLKTVRYSLL TTGLLLSGFT LAAPAGDLPL MPWPAQVERP AAQGALILNN QLTINLSGDD
LGDAVSRLRD RISRQTGWEM VPQTGSVKTP TINIVIANKV PALPRLDSDE SYKLVVDETG
AKLTANTRFG ALHGIETLLQ LIQNGPDNTS IPYVTIEDSP RFPWRGVLLD SARHFLPIED
IKRQIDGMAA AKLNVLHWHL TDDQGWRFAS TKYPKLQQLA SDDKFYTPAQ MKDIVRYAAD
RGIRVVPEID MPGHASAIAV AYPELMSAPG PYEMERHWGV LKPVLDPTKE ATYTFADAMI
GELAAIFPDA YLHIGGDEVD DTQWKNNPAI QKFMQENKLA DSHALQAYFN RKLELILEKH
HRQMVGWDEI YHPDLPKSIL IQSWQGQDAL GEVAKNGYKG ILSTGFYLDQ PQSAAYHYRN
EPVPQGLNGI DKISDADSAQ SWSFSMPRLK GKPVEGTFTL VKGDQEWRGF IDFNGKSRRA
VDDIEWLSPD QVTFTVDTWM GETRPVVNIH DDRLGGYFLV GNVRYPVTGQ RLDDVPAGIQ
PVVPDAEQQK NLLGGEAALW AENIVAPVLD IRLWPRGFVV AERLWSAKDV NDTDNMYQRL
QAIDSWSTVS VGLKQHTQQL VQFTRLANGG STLPLQILAQ ATEPAQYYTR QHLKFQAGNY
HQFEPLNRFA DALPAESDTV RHLNEWADNL ISDAEDNESA DALRHVFTRW QNNTADVLLL
TDGNHQLATM KPVALQVDKL AALGLRLTDL VARQGTLDDK EYASIQSQLD EAAKTQDEVV
IAAVYPLETL LRATRIE
//