Reviewed, UniProtKB/Swiss-Prot O54435 (SACB_RAHAQ)

Names and origin

Protein names

Recommended name:
    Levansucrase
    EC=2.4.1.10
Alternative name(s):
    Beta-D-fructofuranosyl transferase
    Sucrose 6-fructosyl transferase

Gene names

Name:

sacB

Organism

Rahnella aquatilis

Taxonomic identifier

34038 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Rahnella

Protein attributes

Sequence length	415 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	Sucrose + (6)-beta-D-fructofuranosyl-(2->)(n) alpha-D-glucopyranoside = glucose + (6)-beta-D-fructofuranosyl-(2->)(n+1) alpha-D-glucopyranoside.
Sequence similarities	Belongs to the glycosyl hydrolase 68 family.

Ontologies

Keywords
Molecular function	Glycosyltransferase Transferase
Gene Ontology (GO)
Biological process	sugar utilization Inferred from electronic annotation. Source: InterPro
Molecular function	levansucrase 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
	Chain	1 – 415	415	Levansucrase		PRO_0000057720

Sequences

	Sequence		Length	Mass (Da)
	O54435-1 [UniParc]. Last modified June 1, 1998. Version 1. Checksum: E028828813D13A74	FASTA	415	45,939
	10 20 30 40 50 60 MTNLNYTPTI WTRADALKVN ENDPTTTQPI VDADFPVMSD EVFIWDTMPL RSLDGTVVSV 70 80 90 100 110 120 DGWSVIFTLT AQRNNNNSEY LDAEGNYDIT SDWNNRHGRA RICYWYSRTG KDWIFGGRVM 130 140 150 160 170 180 AEGVSPTSRE WAGTPILLNE DGDIDLYYTC VTPGATIAKV RGKVLTSEEG VTLAGFNEVK 190 200 210 220 230 240 SLFSADGVYY QTESQNPYWN FRDPSPFIDP HDGKLYMVFE GNVAGERGSH VIGKQEMGTL 250 260 270 280 290 300 PPGHRDVGNA RYQAGCIGMA VAKDLSGDEW EILPPLVTAV GVNDQTERPH FVFQDGKYYL 310 320 330 340 350 360 FTISHKFTYA DGLTGPDGVY GFLSDNLTGP YSPMNGSGLV LGNPPSQPFQ TYSHCVMPNG 370 380 390 400 410 LVTSFIDNVP TSDGNYRIGG TEAPTVKIVL KGNRSFVERV FDYGYIPPMK NIILN

References

[1]

"Levansucrase of Rahnella aquatilis ATCC33071. Gene cloning, expression, and levan formation." Song K.B., Seo J.W., Kim M.G., Rhee S.K. Ann. N. Y. Acad. Sci. 864:506-511(1998) [PubMed: 9928133] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: ATCC 33071 / DSM 4594 / CIP 78.65 / JCM 1683 / LMG 2794.

Cross-references

Sequence databases
EMBLGenBankDDBJ	U91484 Genomic DNA. Translation: AAC36458.1.
3D structure databases
ModBase	Search...
Protein family/group databases
CAZy	GH68. Glycoside Hydrolase Family 68.
Enzyme and pathway databases
BRENDA	2.4.1.10. 255632.
Family and domain databases
InterPro	IPR003469. Glyco_hydro_68. [Graphical view]
Pfam	PF02435. Glyco_hydro_68. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

SACB_RAHAQ

Accession

Primary (citable) accession number: O54435

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 15, 1998
Last sequence update:	June 1, 1998
Last modified:	June 16, 2009
This is version 40 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)