ID A0A1X1QH66_9GAMM Unreviewed; 278 AA.
AC A0A1X1QH66;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 24-JAN-2024, entry version 20.
DE RecName: Full=Phosphoserine phosphatase {ECO:0000256|ARBA:ARBA00015196};
DE EC=3.1.3.3 {ECO:0000256|ARBA:ARBA00012640};
DE AltName: Full=O-phosphoserine phosphohydrolase {ECO:0000256|ARBA:ARBA00031693};
GN ORFNames=A6F71_06215 {ECO:0000313|EMBL:ORU90555.1};
OS Cycloclasticus sp. symbiont of Poecilosclerida sp. M.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Thiotrichales;
OC Piscirickettsiaceae; Cycloclasticus.
OX NCBI_TaxID=1840537 {ECO:0000313|EMBL:ORU90555.1, ECO:0000313|Proteomes:UP000193579};
RN [1] {ECO:0000313|EMBL:ORU90555.1, ECO:0000313|Proteomes:UP000193579}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Specimen M {ECO:0000313|EMBL:ORU90555.1};
RA Rubin Blum M., Dubilier N.;
RT "Short-chain alkanes fuel the metabolism of mussel and sponge
RT Cycloclasticus symbionts from deep-sea gas and oil seeps.";
RL Submitted (APR-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + O-phospho-D-serine = D-serine + phosphate;
CC Xref=Rhea:RHEA:24873, ChEBI:CHEBI:15377, ChEBI:CHEBI:35247,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58680; EC=3.1.3.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001197};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + O-phospho-L-serine = L-serine + phosphate;
CC Xref=Rhea:RHEA:21208, ChEBI:CHEBI:15377, ChEBI:CHEBI:33384,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57524; EC=3.1.3.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000860};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- PATHWAY: Amino-acid biosynthesis; L-serine biosynthesis; L-serine from
CC 3-phospho-D-glycerate: step 3/3. {ECO:0000256|ARBA:ARBA00005135}.
CC -!- SIMILARITY: Belongs to the HAD-like hydrolase superfamily. SerB family.
CC {ECO:0000256|ARBA:ARBA00009184}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:ORU90555.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; LWTN01000216; ORU90555.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1X1QH66; -.
DR STRING; 1840537.A6F71_06215; -.
DR UniPathway; UPA00135; UER00198.
DR Proteomes; UP000193579; Unassembled WGS sequence.
DR GO; GO:0036424; F:L-phosphoserine phosphatase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006564; P:L-serine biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd07500; HAD_PSP; 1.
DR Gene3D; 3.40.50.1000; HAD superfamily/HAD-like; 1.
DR InterPro; IPR036412; HAD-like_sf.
DR InterPro; IPR023214; HAD_sf.
DR InterPro; IPR004469; PSP.
DR NCBIfam; TIGR01488; HAD-SF-IB; 1.
DR NCBIfam; TIGR00338; serB; 1.
DR PANTHER; PTHR43344; PHOSPHOSERINE PHOSPHATASE; 1.
DR PANTHER; PTHR43344:SF2; PHOSPHOSERINE PHOSPHATASE; 1.
DR Pfam; PF12710; HAD; 1.
DR SFLD; SFLDG01136; C1.6:_Phosphoserine_Phosphatas; 1.
DR SFLD; SFLDF00029; phosphoserine_phosphatase; 1.
DR SUPFAM; SSF56784; HAD-like; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00023299};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000193579};
KW Serine biosynthesis {ECO:0000256|ARBA:ARBA00023299}.
FT ACT_SITE 76
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PIRSR:PIRSR604469-1"
FT ACT_SITE 78
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR604469-1"
SQ SEQUENCE 278 AA; 30507 MW; 124AA2E179880B12 CRC64;
MNKYVIHQTV LSDEVKAIVK NTFGAEATKA DGFFIVESNQ YLDSVSLADV RKALSCDINL
IKAGFIGEDV GLLVTDMDST LISIECIDEI ADMLGLKKEV FSITEAAMRG ELDFAESLTR
RVTLLKGLPE TELERVYDER LSLNLGAEKL IDYLKEQAIK LALVSGGFTF FTERLKKRLE
IDYTLANTLE IQDGRLTGRV VGEIIGAQSK ADLLVELSNK LGLQKQQVIA MGDGANDLLM
MEQAGLSVAY HAKPTVQEQT DAQLNISGLD AVIDILKT
//
