ID K9UXX5_9CYAN Unreviewed; 1017 AA.
AC K9UXX5;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 24-JAN-2024, entry version 53.
DE RecName: Full=Phosphoenolpyruvate carboxylase {ECO:0000256|ARBA:ARBA00022419, ECO:0000256|HAMAP-Rule:MF_00595};
DE Short=PEPC {ECO:0000256|HAMAP-Rule:MF_00595};
DE Short=PEPCase {ECO:0000256|HAMAP-Rule:MF_00595};
DE EC=4.1.1.31 {ECO:0000256|ARBA:ARBA00012305, ECO:0000256|HAMAP-Rule:MF_00595};
GN Name=ppc {ECO:0000256|HAMAP-Rule:MF_00595};
GN ORFNames=Cal6303_1248 {ECO:0000313|EMBL:AFZ00309.1};
OS Calothrix sp. PCC 6303.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Calotrichaceae;
OC Calothrix.
OX NCBI_TaxID=1170562 {ECO:0000313|EMBL:AFZ00309.1, ECO:0000313|Proteomes:UP000010477};
RN [1] {ECO:0000313|EMBL:AFZ00309.1, ECO:0000313|Proteomes:UP000010477}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 6303 {ECO:0000313|EMBL:AFZ00309.1,
RC ECO:0000313|Proteomes:UP000010477};
RA Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Chen A., Kyrpides N.,
RA Mavromatis K., Markowitz V., Szeto E., Ivanova N., Pagani I., Pati A.,
RA Goodwin L., Nordberg H.P., Cantor M.N., Hua S.X., Woyke T., Kerfeld C.A.;
RT "Finished chromosome of genome of Calothrix sp. PCC 6303.";
RL Submitted (MAY-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Forms oxaloacetate, a four-carbon dicarboxylic acid source
CC for the tricarboxylic acid cycle. {ECO:0000256|ARBA:ARBA00003670,
CC ECO:0000256|HAMAP-Rule:MF_00595}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=oxaloacetate + phosphate = hydrogencarbonate +
CC phosphoenolpyruvate; Xref=Rhea:RHEA:28370, ChEBI:CHEBI:16452,
CC ChEBI:CHEBI:17544, ChEBI:CHEBI:43474, ChEBI:CHEBI:58702; EC=4.1.1.31;
CC Evidence={ECO:0000256|ARBA:ARBA00001071, ECO:0000256|HAMAP-
CC Rule:MF_00595};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946,
CC ECO:0000256|HAMAP-Rule:MF_00595};
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_00595}.
CC -!- SIMILARITY: Belongs to the PEPCase type 1 family.
CC {ECO:0000256|ARBA:ARBA00008346, ECO:0000256|HAMAP-Rule:MF_00595}.
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DR EMBL; CP003610; AFZ00309.1; -; Genomic_DNA.
DR RefSeq; WP_015196960.1; NC_019751.1.
DR AlphaFoldDB; K9UXX5; -.
DR STRING; 1170562.Cal6303_1248; -.
DR KEGG; calt:Cal6303_1248; -.
DR PATRIC; fig|1170562.3.peg.1351; -.
DR eggNOG; COG2352; Bacteria.
DR HOGENOM; CLU_006557_2_0_3; -.
DR OrthoDB; 9768133at2; -.
DR Proteomes; UP000010477; Chromosome.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008964; F:phosphoenolpyruvate carboxylase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0015977; P:carbon fixation; IEA:UniProtKB-UniRule.
DR GO; GO:0006107; P:oxaloacetate metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:InterPro.
DR Gene3D; 1.20.1440.90; Phosphoenolpyruvate/pyruvate domain; 1.
DR HAMAP; MF_00595; PEPcase_type1; 1.
DR InterPro; IPR021135; PEP_COase.
DR InterPro; IPR022805; PEP_COase_bac/pln-type.
DR InterPro; IPR018129; PEP_COase_Lys_AS.
DR InterPro; IPR033129; PEPCASE_His_AS.
DR InterPro; IPR015813; Pyrv/PenolPyrv_Kinase-like_dom.
DR PANTHER; PTHR30523; PHOSPHOENOLPYRUVATE CARBOXYLASE; 1.
DR PANTHER; PTHR30523:SF6; PHOSPHOENOLPYRUVATE CARBOXYLASE; 1.
DR Pfam; PF00311; PEPcase; 1.
DR PRINTS; PR00150; PEPCARBXLASE.
DR SUPFAM; SSF51621; Phosphoenolpyruvate/pyruvate domain; 1.
DR PROSITE; PS00781; PEPCASE_1; 1.
DR PROSITE; PS00393; PEPCASE_2; 1.
PE 3: Inferred from homology;
KW Carbon dioxide fixation {ECO:0000256|ARBA:ARBA00023300, ECO:0000256|HAMAP-
KW Rule:MF_00595};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_00595};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00595};
KW Pyruvate {ECO:0000313|EMBL:AFZ00309.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000010477}.
FT ACT_SITE 196
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00595,
FT ECO:0000256|PROSITE-ProRule:PRU10111"
FT ACT_SITE 664
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00595,
FT ECO:0000256|PROSITE-ProRule:PRU10112"
SQ SEQUENCE 1017 AA; 116359 MW; EC77E78DBC7905EF CRC64;
MGSLIYSFAE AVNIYPASDL FLRHRLQVVE ELWEEVLQQE CGQATVDLLK KLRDLCSPEG
QATKDQAASV FKLIEQLSIN EAIRAARAFA LYFQLINIIE QDYEQRQQLT RYEAEPENKG
EEAVTSTVYC QDEESFHHNN GVGAEMLAKS WHNSDNSKHK GTFSGLFPQL FKLNVPPQQI
QRLISHLDVQ LVFTAHPTEI VRHTIRGKQR QVVQLLQQLD ALEKRAGGSL TGGFLWEAEE
LQSQLIEEIR LWWRTDELHQ FKPSVLDEVD YALHYFQEVL FDAIPQLYRR FKHTLNQTFP
WLEPPQKNFC KFGSWVGGDR DGNPSVTPAI TWETACYQRN IVLEKYTKAV KQLIELISVS
MQWSDVLPDL LESLEMEQAQ MSEVYDQLAL RYRQEPYRLK LSYILKRLEN TSIRNKALQK
GEILNDEHHH HVYHSGEEFL AELRLIQHNL SETGLTSQQL ENLICQVEIF GFNLTQLDIR
QESSRHADAL NEVVEYLGIL NKPYNDMSEV ERVAWLTSEL KTRRPLIAAE LPFSEKTNDV
ISTFRIVRSL QQEFGYNVCQ TYIISMCREV SDVLEVLLFA KEAGLYDPGT AIGTIQVVPL
FETVEDLLRS RSVMGELFEL PLYRALLAGG YEITENHPNS LSPTSSPLTP NLQEVMLGYS
DSNKDSGFLS SNWEIHKAQK SLQEIAEGYG ISLRIFHGRG GSVGRGGGPA YEAILAQPGH
SINGRIKITE QGEVLASKYS LRDLALYNLE TITTAVIQAS LLKTGFDDIE AWNEIMEELA
ARSRQHYRAL IYEQPDFIDF FHQVTPIEEI SQLQISSRPA RRPSGKKDLT SLRAIPWVFS
WTQIRVLLPS WYGVGTALQE FLNEEPEEHM KLLRYFYIKW PFFKMVISKA EMTLAKVDLQ
MASHYVQELS HPEDKPRFDK VFAQIAEEYY LTRNLVLQIT GNKCLLDGDP VLQRSVQLRN
GTIVPLGFIQ VSLLKRLRQS KNIPTSAVIH SRYSKGELLR GALLTINGIA AGMRNTG
//