ID   IBP_BUCAI               Reviewed;         157 AA.
AC   P57640;
DT   01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-DEC-2000, sequence version 1.
DT   25-MAY-2022, entry version 82.
DE   RecName: Full=Small heat shock protein ibp;
GN   Name=ibp; OrderedLocusNames=BU580;
OS   Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon
OS   pisum symbiotic bacterium).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=107806;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=APS;
RX   PubMed=10993077; DOI=10.1038/35024074;
RA   Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H.;
RT   "Genome sequence of the endocellular bacterial symbiont of aphids Buchnera
RT   sp. APS.";
RL   Nature 407:81-86(2000).
CC   -!- SIMILARITY: Belongs to the small heat shock protein (HSP20) family.
CC       {ECO:0000255|PROSITE-ProRule:PRU00285}.
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DR   EMBL; BA000003; BAB13269.1; -; Genomic_DNA.
DR   RefSeq; NP_240383.1; NC_002528.1.
DR   RefSeq; WP_009874530.1; NC_002528.1.
DR   AlphaFoldDB; P57640; -.
DR   SMR; P57640; -.
DR   STRING; 107806.10039235; -.
DR   EnsemblBacteria; BAB13269; BAB13269; BAB13269.
DR   KEGG; buc:BU580; -.
DR   PATRIC; fig|107806.10.peg.585; -.
DR   eggNOG; COG0071; Bacteria.
DR   HOGENOM; CLU_046737_4_2_6; -.
DR   OMA; NTYRITM; -.
DR   Proteomes; UP000001806; Chromosome.
DR   CDD; cd06470; ACD_IbpA-B_like; 1.
DR   Gene3D; 2.60.40.790; -; 1.
DR   InterPro; IPR002068; A-crystallin/Hsp20_dom.
DR   InterPro; IPR037913; ACD_IbpA/B.
DR   InterPro; IPR008978; HSP20-like_chaperone.
DR   Pfam; PF00011; HSP20; 1.
DR   SUPFAM; SSF49764; SSF49764; 1.
DR   PROSITE; PS01031; SHSP; 1.
PE   3: Inferred from homology;
KW   Reference proteome; Stress response.
FT   CHAIN           1..157
FT                   /note="Small heat shock protein ibp"
FT                   /id="PRO_0000126040"
FT   DOMAIN          35..148
FT                   /note="sHSP"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00285"
SQ   SEQUENCE   157 AA;  18239 MW;  0204E81C54FB5BAC CRC64;
     MSYRSLSFIP NFNDHNVFSN RFNQIDKMFS TLTGEKPISD TPTYNLCQIN EIEYQLTLSI
     PGYQEKELDI SVHNNQLSIQ GKKENSDTQE CNKWLHKGIV FNNFSLNFNL DHKIKVKKAE
     LSLGLLKLDF ECNIPEEEKP KKISINVPND TKKIDKK