ID   ISAA_STAAB              Reviewed;         233 AA.
AC   Q2YWD9;
DT   23-JAN-2007, integrated into UniProtKB/Swiss-Prot.
DT   20-DEC-2005, sequence version 1.
DT   25-MAY-2022, entry version 82.
DE   RecName: Full=Probable transglycosylase IsaA;
DE            EC=3.2.-.-;
DE   AltName: Full=Immunodominant staphylococcal antigen A;
DE   Flags: Precursor;
GN   Name=isaA; OrderedLocusNames=SAB2443c;
OS   Staphylococcus aureus (strain bovine RF122 / ET3-1).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=273036;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=bovine RF122 / ET3-1;
RX   PubMed=17971880; DOI=10.1371/journal.pone.0001120;
RA   Herron-Olson L., Fitzgerald J.R., Musser J.M., Kapur V.;
RT   "Molecular correlates of host specialization in Staphylococcus aureus.";
RL   PLoS ONE 2:E1120-E1120(2007).
CC   -!- FUNCTION: Is able to cleave peptidoglycan. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the transglycosylase family. IsaA subfamily.
CC       {ECO:0000305}.
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DR   EMBL; AJ938182; CAI82131.1; -; Genomic_DNA.
DR   RefSeq; WP_000751271.1; NC_007622.1.
DR   AlphaFoldDB; Q2YWD9; -.
DR   SMR; Q2YWD9; -.
DR   KEGG; sab:SAB2443c; -.
DR   HOGENOM; CLU_099865_0_0_9; -.
DR   OMA; MWNTIVM; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0016798; F:hydrolase activity, acting on glycosyl bonds; IEA:UniProtKB-KW.
DR   GO; GO:0008152; P:metabolic process; IEA:UniProtKB-KW.
DR   InterPro; IPR023346; Lysozyme-like_dom_sf.
DR   InterPro; IPR008258; Transglycosylase_SLT_dom_1.
DR   Pfam; PF01464; SLT; 1.
DR   SUPFAM; SSF53955; SSF53955; 1.
PE   3: Inferred from homology;
KW   Glycosidase; Hydrolase; Secreted; Signal.
FT   SIGNAL          1..29
FT                   /evidence="ECO:0000250"
FT   CHAIN           30..233
FT                   /note="Probable transglycosylase IsaA"
FT                   /id="PRO_0000272656"
SQ   SEQUENCE   233 AA;  24296 MW;  7B34381DE7C5F11E CRC64;
     MKKTIMASSL AVALGVTGYA ASTGHEAHAA EMNVDQAHLV DLAHNHQDQL NAAPIKDGAY
     DIHFVKDGFQ YNFTSNGTTW SWSYEAANGQ TAGFSNVAGA DYTTSYNQGS NVQSVSYNAQ
     SSNSNVEAVS APTYHNYSTS TTSSSVRLSN GNTAGATGSS AAQIMAQRTG VSASTWAAII
     ARESNGQVNA YNPSGASGLF QTMPGWGPTN TVDQQINAAV KAYKAQGLSA WGF