Protein Info for Psyr_2490 in Pseudomonas syringae pv. syringae B728a ΔmexB

Annotation: trehalose synthase

These analyses and tools can help you predict a protein's function, but be skeptical. For enzymes, over 10% of annotations from KEGG or SEED are probably incorrect. For other types of proteins, the error rates may be much higher. MetaCyc and Swiss-Prot have low error rates, but the best hits in these databases are often quite distant, so this protein's function may not be the same. TIGRFam has low error rates. Finally, many experimentally-characterized proteins are not in any of these databases. To find relevant papers, use PaperBLAST.

Protein Families and Features

1 100 200 300 400 500 600 700 800 900 1000 1108 TIGR02456: trehalose synthase" amino acids 16 to 561 (546 residues), 941.1 bits, see alignment E=1.7e-287 PF00128: Alpha-amylase" amino acids 24 to 475 (452 residues), 303.5 bits, see alignment E=5.4e-94 PF16657: Malt_amylase_C" amino acids 476 to 558 (83 residues), 92.5 bits, see alignment 2e-30 TIGR02457: putative maltokinase" amino acids 578 to 1100 (523 residues), 609.8 bits, see alignment E=4.6e-187 PF18085: Mak_N_cap" amino acids 610 to 666 (57 residues), 31.8 bits, see alignment 3.6e-11

Best Hits

KEGG orthology group: K05343, maltose alpha-D-glucosyltransferase [EC: 5.4.99.16] (inferred from 71% identity to avn:Avin_28000)

Predicted SEED Role

"Trehalose synthase (EC 5.4.99.16)" in subsystem Trehalose Biosynthesis (EC 5.4.99.16)

MetaCyc Pathways

KEGG Metabolic Maps

Isozymes

Compare fitness of predicted isozymes for: 5.4.99.16

Use Curated BLAST to search for 5.4.99.16

Sequence Analysis Tools

PaperBLAST (search for papers about homologs of this protein)

Search CDD (the Conserved Domains Database, which includes COG and superfam)

Compare to protein structures

Predict protein localization: PSORTb (Gram-negative bacteria)

Predict transmembrane helices and signal peptides: Phobius

Check the current SEED with FIGfam search

Find homologs in fast.genomics or the ENIGMA genome browser

See Q4ZTJ3 at UniProt or InterPro

Protein Sequence (1108 amino acids)

>Psyr_2490 trehalose synthase (Pseudomonas syringae pv. syringae B728a ΔmexB)
MAKKPGDATFIKDPLWYKDAVIYQVHVKSFFDSNNDGIGDFAGLIEKLDYIAALGVNTIW
LLPFYPSPRRDDGYDISEYRDVHSDYGTMADAKRFIAQAHKRGLRVISELVINHTSDQHP
WFQKARNAKPGSKARDFYVWSDTDQKYDGTRIIFLDTETSNWTWDPVAGQYFWHRFYSHQ
PDLNFDNPHVLDAVLEVMRFWLDLGIDGLRLDAIPYLIERDGTNNENLPETHQVLKRIRA
EIDANYPDRMLLAEANQWPEDTQLYFGDSKGPDGDECHMAFHFPLMPRMYMALAQEDRFP
ITDILRQTPEIPENCQWAIFLRNHDELTLEMVTDRERDYLWNYYAADRRARINLGIRRRL
APLVDRDRRRVELLNSMLLSMPGTPTLYYGDEIGMGDNIYLGDRDGVRTPMQWSIDRNGG
FSRADPASLVLPPIMDPMYGFQSVNVEIQERDPHSLLNWNRRMLAVRKQQKAFGRGTLKM
LSPSNRRILAYTREYTAPDGHSEVVLCVANVSSAAQAAELELSAYAGTVPVEMLGGSAFP
PIGQLSYLLTLPPYGFYWFLLASENQMPSWHVEPAQSMPDFPTLVLKKRLEELLEEPLRS
TMENTSLAVYLPKRRWFAGKDKAIEKVSIAYAVRFGEEANPVLLSEIEVTAGGQTDRYQL
PFGLLAEDDISSALPQQLALARVRRNRDVGLITDAFTLETFIRAVIQGMQSDTVIPCADG
ELRFEQSSQLAPLGLNAESEVRYLSAEQSNSSVVVGSSLVLKLIRKVSAGTHPELEMGAF
LTRAGFKNISPLLGSLVRVGKDGQPNLLMIAQGYLSNQGDAWEWTQNNLERAVRDELAHG
VSGQEQHYNALLELADFSRSLGQRLGEMHQILASPTDNADFAVEVTSSQDSKASGVSVNA
QLERALQLLEQRIGELDKDDQQLVNDLLAQRKQIRQRVEGLAKRSAGGLRIRVHGDLHLG
QVLVVKGDAYLIDFEGEPARALEERRAKHSPFKDVSGVLRSFDYAAAMAVRSAQSVDTSP
EAAGARKRVADTYLAQARETFIEGYRSATTGIAHAWKDAKGEDAALELFTLEKAAYEVIY
EAENRPAWLAVPLQGLRGLLQPSDGESI