ID   INH_PHOLU               Reviewed;         134 AA.
AC   Q84F69;
DT   24-MAY-2004, integrated into UniProtKB/Swiss-Prot.
DT   24-MAY-2004, sequence version 2.
DT   25-MAY-2022, entry version 64.
DE   RecName: Full=Alkaline proteinase inhibitor;
DE   AltName: Full=PrtA-specific inhibitor;
DE   Flags: Precursor;
GN   Name=inh; Synonyms=prtI;
OS   Photorhabdus luminescens (Xenorhabdus luminescens).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Morganellaceae; Photorhabdus.
OX   NCBI_TaxID=29488;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=W14;
RA   Waterfield N.;
RL   Submitted (FEB-2003) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Inhibitor of the alkaline protease. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Periplasm {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the protease inhibitor I38 family.
CC       {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAO39139.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AY230750; AAO39139.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_036781577.1; NZ_JXUR02000194.1.
DR   AlphaFoldDB; Q84F69; -.
DR   SMR; Q84F69; -.
DR   STRING; 29488.KS18_15940; -.
DR   GO; GO:0042597; C:periplasmic space; IEA:UniProtKB-SubCell.
DR   GO; GO:0008191; F:metalloendopeptidase inhibitor activity; IEA:UniProtKB-KW.
DR   InterPro; IPR022815; Inh.
DR   InterPro; IPR021140; Inh/Omp19.
DR   InterPro; IPR016085; Protease_inh_b-brl_dom.
DR   Pfam; PF02974; Inh; 1.
DR   PRINTS; PR01274; MPTASEINHBTR.
DR   SUPFAM; SSF50882; SSF50882; 1.
PE   3: Inferred from homology;
KW   Disulfide bond; Metalloenzyme inhibitor; Metalloprotease inhibitor;
KW   Periplasm; Protease inhibitor; Signal.
FT   SIGNAL          1..26
FT                   /evidence="ECO:0000255"
FT   CHAIN           27..134
FT                   /note="Alkaline proteinase inhibitor"
FT                   /id="PRO_0000026716"
FT   DISULFID        50..73
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   134 AA;  14795 MW;  8F4B3884EEE72E25 CRC64;
     MVFAAWYLKF AFFVALAFSI IGGSMASSLV LPHASELKGV WQLSDKHQQC DVSLTDQPLP
     EGSIWSLNGD NDCLAYMFGE VPAGWRPTPD GLTITDEQGS GLAFFANEPD GWFARFADGR
     ELMMKPNKTN KKNE