Reviewed, UniProtKB/Swiss-Prot B7JHQ7 (PANC_BACC0)

Names and origin

Protein names

Recommended name:
    Pantothenate synthetase
      Short name=PS
    EC=6.3.2.1
Alternative name(s):
    Pantoate--beta-alanine ligase
    Pantoate-activating enzyme

Gene names

Name:	panC
Ordered Locus Names:	BCAH820_1634

Organism

Bacillus cereus (strain AH820) [Complete proteome] [HAMAP]

Taxonomic identifier

405535 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	282 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the condensation of pantoate with beta-alanine in an ATP-dependent reaction via a pantoyl-adenylate intermediate By similarity.
Catalytic activity	ATP + (R)-pantoate + beta-alanine = AMP + diphosphate + (R)-pantothenate. HAMAP MF_00158
Pathway	Cofactor biosynthesis; (R)-pantothenate biosynthesis; (R)-pantothenate from (R)-pantoate and beta-alanine: step 1/1. HAMAP MF_00158
Subunit structure	Homodimer By similarity.
Subcellular location	Cytoplasm Potential.
Miscellaneous	The reaction proceeds by a bi uni uni bi ping pong mechanism By similarity.
Sequence similarities	Belongs to the pantothenate synthetase family.

Ontologies

Keywords
Biological process	Pantothenate biosynthesis
Cellular component	Cytoplasm
Ligand	ATP-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	pantothenate biosynthetic process Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW pantoate-beta-alanine ligase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 282	282	Pantothenate synthetase HAMAP MF_00158		PRO_1000118140
Regions
	Nucleotide binding	30 – 37	8	ATP By similarity
	Nucleotide binding	147 – 150	4	ATP By similarity
	Nucleotide binding	184 – 187	4	ATP By similarity
Sites
	Active site	37	1	Proton donor By similarity
	Binding site	61	1	Beta-alanine By similarity
	Binding site	61	1	Pantoate By similarity
	Binding site	153	1	Pantoate By similarity
	Binding site	176	1	ATP; via amide nitrogen and carbonyl oxygen By similarity

Sequences

	Sequence		Length	Mass (Da)
	B7JHQ7-1 [UniParc]. Last modified February 10, 2009. Version 1. Checksum: C2081E04BCBD53D9	FASTA	282	31,963
	10 20 30 40 50 60 MKIVTTVQEM QHITKELRAS GKSIGFVPTM GYLHEGHATL LRKAREENEI VVLSVFVNPL 70 80 90 100 110 120 QFGPNEDLDR YPRDIDRDEN VAKENGVDYL FYPSVEEMYP AEQTTTVEVV KRTDVLCGKQ 130 140 150 160 170 180 RPGHFAGVAT VLMKLFNITL PTRAYFGMKD AQQVAVIEGF VADFNIPVII VPVDIVREED 190 200 210 220 230 240 GLAKSSRNVY LSQEERKEAP HLYRSLCMAK ERIEAGERNA EIITTLVKEY IETYTKGTVD 250 260 270 280 YADLYAYPSL QVVDQIEGRI ILAIAVKFEN VRLIDNITLT VK

References

[1]	"Genome sequence of Bacillus cereus AH820." Dodson R.J., Durkin A.S., Rosovitz M.J., Rasko D.A., Hoffmaster A., Ravel J., Sutton G. Submitted (OCT-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP001283 Genomic DNA. Translation: ACK92271.1.
RefSeq	YP_002450585.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	7191073.
GenomeReviews	Gene locus BCAH820_1634 in contig CP001283_GR.
KEGG	bcu:BCAH820_1634.
Organism-specific databases
CMR	Search...
Family and domain databases
HAMAP	MF_00158. [Tree]
InterPro	IPR004821. Cyt_trans_rel. IPR003721. Pantoate_ligase. IPR014729. Rossmann-like_a/b/a_fold. [Graphical view]
Gene3D	G3DSA:3.40.50.620. Rossmann-like_a/b/a_fold. 1 hit.
PANTHER	PTHR21299:SF1. Pantoate_ligase. 1 hit.
Pfam	PF02569. Pantoate_ligase. 1 hit. [Graphical view]
TIGRFAMs	TIGR00125. cyt_tran_rel. 1 hit. TIGR00018. panC. 1 hit.
ProtoNet	Search...

Entry information

Entry name

PANC_BACC0

Accession

Primary (citable) accession number: B7JHQ7

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	February 10, 2009
Last modified:	September 22, 2009
This is version 7 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)