ID   DIVIB_LACLK             Reviewed;         392 AA.
AC   D2BKM6;
DT   25-JAN-2012, integrated into UniProtKB/Swiss-Prot.
DT   09-FEB-2010, sequence version 1.
DT   03-AUG-2022, entry version 50.
DE   RecName: Full=Cell division protein DivIB {ECO:0000255|HAMAP-Rule:MF_00912};
GN   Name=divIB {ECO:0000255|HAMAP-Rule:MF_00912}; Synonyms=ftsQ;
GN   OrderedLocusNames=LLKF_1738;
OS   Lactococcus lactis subsp. lactis (strain KF147).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Lactococcus.
OX   NCBI_TaxID=684738;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KF147;
RX   PubMed=18039825; DOI=10.1128/aem.01850-07;
RA   Siezen R.J., Starrenburg M.J., Boekhorst J., Renckens B., Molenaar D.,
RA   van Hylckama Vlieg J.E.;
RT   "Genome-scale genotype-phenotype matching of two Lactococcus lactis
RT   isolates from plants identifies mechanisms of adaptation to the plant
RT   niche.";
RL   Appl. Environ. Microbiol. 74:424-436(2008).
CC   -!- FUNCTION: Cell division protein that may be involved in stabilizing or
CC       promoting the assembly of the division complex. {ECO:0000255|HAMAP-
CC       Rule:MF_00912}.
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000255|HAMAP-Rule:MF_00912};
CC       Single-pass type II membrane protein {ECO:0000255|HAMAP-Rule:MF_00912}.
CC       Note=Localizes to the division septum. {ECO:0000255|HAMAP-
CC       Rule:MF_00912}.
CC   -!- SIMILARITY: Belongs to the FtsQ/DivIB family. DivIB subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_00912}.
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DR   EMBL; CP001834; ADA65332.1; -; Genomic_DNA.
DR   RefSeq; WP_012898205.1; NC_013656.1.
DR   AlphaFoldDB; D2BKM6; -.
DR   EnsemblBacteria; ADA65332; ADA65332; LLKF_1738.
DR   KEGG; llk:LLKF_1738; -.
DR   HOGENOM; CLU_046278_1_1_9; -.
DR   OMA; YMNDGNE; -.
DR   BioCyc; LLAC684738:LLKF_RS08700-MON; -.
DR   Proteomes; UP000001886; Chromosome.
DR   GO; GO:0032153; C:cell division site; IEA:UniProtKB-UniRule.
DR   GO; GO:0005887; C:integral component of plasma membrane; IEA:UniProtKB-UniRule.
DR   GO; GO:0043093; P:FtsZ-dependent cytokinesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00912; DivIB; 1.
DR   InterPro; IPR005548; Cell_div_FtsQ/DivIB_C.
DR   InterPro; IPR026580; DivIB.
DR   InterPro; IPR034746; POTRA.
DR   InterPro; IPR013685; POTRA_FtsQ_type.
DR   Pfam; PF03799; FtsQ; 1.
DR   Pfam; PF08478; POTRA_1; 1.
DR   PROSITE; PS51779; POTRA; 1.
PE   3: Inferred from homology;
KW   Cell cycle; Cell division; Cell membrane; Membrane; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..392
FT                   /note="Cell division protein DivIB"
FT                   /id="PRO_0000414777"
FT   TOPO_DOM        1..131
FT                   /note="Cytoplasmic"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00912"
FT   TRANSMEM        132..152
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00912"
FT   TOPO_DOM        153..392
FT                   /note="Extracellular"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00912"
FT   DOMAIN          153..224
FT                   /note="POTRA"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01115"
FT   REGION          1..88
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          368..392
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        15..36
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        74..88
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   392 AA;  43937 MW;  8C969BC420B3099C CRC64;
     MSEKDNNLTP WQQKHLEYQK RKAEEAKKEK KANQPKKVHF SSPFLKSLPK TEKNFDDTRD
     EAESAELLEE GFETNNEETQ SSEAPIENEK IIAQLEQLSQ ENEYEYEEEQ IKRPSRFSSL
     FKGSAPLLKK MWPALAVVVL VFVGSLYLIS PLSKISTFSV SGNANESSEQ VALASGIQTS
     DSIFNILNNK EKIEATIEQK FPRISAVTIN YHFPNRFEAI VKEHTNSVYV KRNNQTYLVL
     NNGYVITTPV DATKLEKLPV LQNFNDEEVK TFVNAYETLK PAIKSLMTNV TKTPTDATKD
     FIAIDMSDGN QVRVSLSQLA DRLPYYPSVA KQVQAPQVVD MEAGIYTKPK AAYDAYLSQL
     STSKSASISA QNAKKTDASS ENTAQSTTTS SN