ID   Q9KBQ8_HALH5            Unreviewed;       327 AA.
AC   Q9KBQ8;
DT   01-OCT-2000, integrated into UniProtKB/TrEMBL.
DT   01-OCT-2000, sequence version 1.
DT   02-SEP-2026, entry version 97.
DE   SubName: Full=BH1867 protein {ECO:0000313|EMBL:BAB05586.1};
GN   OrderedLocusNames=BH1867 {ECO:0000313|EMBL:BAB05586.1};
OS   Halalkalibacterium halodurans (strain ATCC BAA-125 / DSM 18197 / FERM 7344
OS   / JCM 9153 / C-125) (Bacillus halodurans).
OC   Bacteria; Bacillati; Bacillota; Bacilli; Caryophanales; Bacillaceae;
OC   Halalkalibacterium (ex Joshi et al. 2022).
OX   NCBI_TaxID=272558 {ECO:0000313|EMBL:BAB05586.1, ECO:0000313|Proteomes:UP000001258};
RN   [1] {ECO:0000313|EMBL:BAB05586.1, ECO:0000313|Proteomes:UP000001258}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-125 / DSM 18197 / FERM 7344 / JCM 9153 / C-125
RC   {ECO:0000313|Proteomes:UP000001258};
RX   PubMed=11058132; DOI=10.1093/nar/28.21.4317;
RA   Takami H., Nakasone K., Takaki Y., Maeno G., Sasaki R., Masui N., Fuji F.,
RA   Hirama C., Nakamura Y., Ogasawara N., Kuhara S., Horikoshi K.;
RT   "Complete genome sequence of the alkaliphilic bacterium Bacillus halodurans
RT   and genomic sequence comparison with Bacillus subtilis.";
RL   Nucleic Acids Res. 28:4317-4331(2000).
CC   -!- SIMILARITY: Belongs to the glycosyl hydrolase 43 family.
CC       {ECO:0000256|ARBA:ARBA00009865, ECO:0000256|RuleBase:RU361187}.
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DR   EMBL; BA000004; BAB05586.1; -; Genomic_DNA.
DR   PIR; C83883; C83883.
DR   AlphaFoldDB; Q9KBQ8; -.
DR   STRING; 272558.gene:10727765; -.
DR   KEGG; bha:BH1867; -.
DR   eggNOG; COG3940; Bacteria.
DR   HOGENOM; CLU_009397_2_1_9; -.
DR   Proteomes; UP000001258; Chromosome.
DR   GO; GO:0004553; F:hydrolase activity, hydrolyzing O-glycosyl compounds; IEA:InterPro.
DR   GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR   CDD; cd18817; GH43f_LbAraf43-like; 1.
DR   Gene3D; 2.115.10.20; Glycosyl hydrolase domain, family 43; 1.
DR   InterPro; IPR016828; Alpha-L-arabinofuranosidase.
DR   InterPro; IPR006710; Glyco_hydro_43.
DR   InterPro; IPR023296; Glyco_hydro_beta-prop_sf.
DR   PANTHER; PTHR43817; GLYCOSYL HYDROLASE; 1.
DR   PANTHER; PTHR43817:SF1; HYDROLASE, FAMILY 43, PUTATIVE (AFU_ORTHOLOGUE AFUA_3G01660)-RELATED; 1.
DR   Pfam; PF04616; Glyco_hydro_43; 1.
DR   PIRSF; PIRSF025414; Alpha-L-arabinofuranosidase; 1.
DR   SUPFAM; SSF75005; Arabinanase/levansucrase/invertase; 1.
PE   3: Inferred from homology;
KW   Glycosidase {ECO:0000256|ARBA:ARBA00023295, ECO:0000256|RuleBase:RU361187};
KW   Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|RuleBase:RU361187};
KW   Reference proteome {ECO:0000313|Proteomes:UP000001258};
KW   Signal {ECO:0000256|ARBA:ARBA00022729}.
FT   SITE            137
FT                   /note="Important for catalytic activity, responsible for
FT                   pKa modulation of the active site Glu and correct
FT                   orientation of both the proton donor and substrate"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR606710-2"
SQ   SEQUENCE   327 AA;  37749 MW;  C1305589A6E5179B CRC64;
     MTITANTYRN PFIEQRADPW VYKHADGFYY FTGSVPAYDC IELRRAKTLD GLREAEPKVV
     WRKYDRGPMS ANIWAPEIHY IEGKWYIYFA AARTAETKAG LFDHRMFVLE NESANPLEGS
     WIEKGQIFTK WESFSLDATT FEHKGVRYLV WPQKDPSIEG NSNLYIAEME NPWTIKGEQV
     MLSKPEFDWE VIGYKVNEGP AVIKRNGKVF IAYSASATDH HYCMGLLWAN EEADLLDPAS
     WTKSPTPVFQ TSEENGQYGP GHNSFTVTED GKHDVLVYHA RSYKEIEGDP LYDPNRHARL
     KLFTWDKDGF PQFGEPLPDT MNMEKVK
//