Q7CQB9 (PGSA_SALTY) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
CDP-diacylglycerol--glycerol-3-phosphate 3-phosphatidyltransferase
EC=2.7.8.5

Alternative name(s):
Phosphatidylglycerophosphate synthase
Short name=PGP synthase

Gene names

Name:	pgsA
Ordered Locus Names:	STM1945

Organism

Salmonella typhimurium

Taxonomic identifier

90371 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Salmonella

Protein attributes

Sequence length	182 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Inferred from homology

General annotation (Comments)

Function	This protein catalyzes the committed step to the synthesis of the acidic phospholipids By similarity. HAMAP MF_01437
Catalytic activity	CDP-diacylglycerol + sn-glycerol 3-phosphate = CMP + 3(3-sn-phosphatidyl)-sn-glycerol 1-phosphate. HAMAP MF_01437
Pathway	Phospholipid metabolism; phosphatidylglycerol biosynthesis; phosphatidylglycerol from CDP-diacylglycerol: step 1/2. HAMAP MF_01437
Subcellular location	Cell inner membrane; Multi-pass membrane protein By similarity HAMAP MF_01437.
Sequence similarities	Belongs to the CDP-alcohol phosphatidyltransferase class-I family.

Ontologies

Keywords
Biological process	Phospholipid biosynthesis
Cellular component	Cell inner membrane Cell membrane Membrane
Domain	Transmembrane Transmembrane helix
Molecular function	Transferase
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Biological process	phospholipid biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	integral to membrane Inferred from electronic annotation. Source: UniProtKB-KW plasma membrane Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	CDP-diacylglycerol-glycerol-3-phosphate 3-phosphatidyltransferase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Initiator methionine	1	1	Removed By similarity
	Chain	2 – 182	181	CDP-diacylglycerol--glycerol-3-phosphate 3-phosphatidyltransferase HAMAP MF_01437		PRO_0000239128
Regions
	Topological domain	2 – 12	11	Cytoplasmic Potential
	Transmembrane	13 – 37	25	Helical; Potential
	Topological domain	38 – 60	23	Periplasmic Potential
	Transmembrane	61 – 81	21	Helical; Potential
	Topological domain	82 – 86	5	Cytoplasmic Potential
	Transmembrane	87 – 107	21	Helical; Potential
	Topological domain	108 – 145	38	Periplasmic Potential
	Transmembrane	146 – 168	23	Helical; Potential
	Topological domain	169 – 181	13	Cytoplasmic Potential

Sequences

	Sequence		Length	Mass (Da)
	Q7CQB9 [UniParc]. Last modified January 23, 2007. Version 3. Checksum: B56963332314AA79	FASTA	182	20,731
	10 20 30 40 50 60 MQFNIPTLLT LFRVILIPFF VVVFYLPFAW APMVSALIFC IAAITDWFDG FLARRWNQST 70 80 90 100 110 120 RFGAFLDPVA DKVLVAIAMV LVTEHYHSWW VTLPAATMIA REIIISALRE WMAELGKRSS 130 140 150 160 170 180 VAVSWIGKVK TTAQMVALAW LLWRPNIWVE YAGIALFFVA AVLTLWSMLQ YLSAARGDLL DQ

References

[1]

"Complete genome sequence of Salmonella enterica serovar Typhimurium LT2." McClelland M., Sanderson K.E., Spieth J., Clifton S.W., Latreille P., Courtney L., Porwollik S., Ali J., Dante M., Du F., Hou S., Layman D., Leonard S., Nguyen C., Scott K., Holmes A., Grewal N., Mulvaney E. , Ryan E., Sun H., Florea L., Miller W., Stoneking T., Nhan M., Waterston R., Wilson R.K. Nature 413:852-856(2001) [PubMed: 11677609] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: LT2 / SGSC1412 / ATCC 700720.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE006468 Genomic DNA. Translation: AAL20857.1.
RefSeq	NP_460898.1. NC_003197.1.
3D structure databases
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	1253466.
GenomeReviews	Gene locus STM1945 in contig AE006468_GR.
KEGG	stm:STM1945.
PATRIC	32382447. VBISalEnt20916_2059.
Phylogenomic databases
HOGENOM	HBG686655.
OMA	WSYMAAS.
ProtClustDB	PRK10832.
Enzyme and pathway databases
BioCyc	STYP99287:STM1945-MONOMER.
Family and domain databases
HAMAP	MF_01437. PgsA. [Tree]
InterPro	IPR000462. CDP-OH_P_trans. IPR023762. PGP_synthase_bac. IPR004570. Phosphatidylglycerol_P_synth. [Graphical view]
KO	K00995.
Pfam	PF01066. CDP-OH_P_transf. 1 hit. [Graphical view]
PIRSF	PIRSF000847. Phos_ph_gly_syn. 1 hit.
TIGRFAMs	TIGR00560. PgsA. 1 hit.
PROSITE	PS00379. CDP_ALCOHOL_P_TRANSF. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PGSA_SALTY

Accession

Primary (citable) accession number: Q7CQB9

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 30, 2006
Last sequence update:	January 23, 2007
Last modified:	January 25, 2012
This is version 56 of the entry and version 3 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program