P23658 (GUNC_BUTFI) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Cellodextrinase
EC=3.2.1.-

Gene names

Name:

ced1

Organism

Butyrivibrio fibrisolvens

Taxonomic identifier

831 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Clostridia › Clostridiales › Lachnospiraceae › Butyrivibrio

Protein attributes

Sequence length	547 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Rapidly hydrolyzes short-chain cellodextrins to yield either cellobiose or cellobiose and glucose as ends products.
Catalytic activity	Endohydrolysis of 1,4-beta-D-glucosidic linkages in cellulose.
Sequence similarities	Belongs to the glycosyl hydrolase 9 (cellulase E) family.

Ontologies

Keywords
Biological process	Carbohydrate metabolism Cellulose degradation Polysaccharide degradation
Molecular function	Glycosidase Hydrolase
Gene Ontology (GO)
Biological process	cellulose catabolic process Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	cellulase activity Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 547	547	Cellodextrinase		PRO_0000184058
Sites
	Active site	474	1	By similarity
	Active site	520	1	By similarity
	Active site	529	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	P23658 [UniParc]. Last modified November 1, 1991. Version 1. Checksum: 526CD2713AAA13B4	FASTA	547	61,056
	10 20 30 40 50 60 MKKVLVNQVG FLCNAPKKAV LNFQANEFSV VDGNGKKAFD GKVEHFGTDE ISGEDTYVAD 70 80 90 100 110 120 FSALTEEGKY KIVADGQESV LFSISNDAYD KLMKDICKCF YYLRCGDALS KEFAGEYYHK 130 140 150 160 170 180 PCHMTKATVY GEDVEPVDVT GGWHDAGDYG RYSTAGAVAV AHLLYGVRFF KGLLDVHYDI 190 200 210 220 230 240 PKVAGDKGNL PEILAEVKVE LDFLMKMQRE NGSVWHKVTT FNHAPFLMPE DDREELFLFS 250 260 270 280 290 300 VSSLATADIA AVFALAYTVY KEYDAEYADK LMQKSLLAYK WLLDNPDELL FFNPDGSNTG 310 320 330 340 350 360 QYDEAEDISN RFWAACALYE ATSDGKYYSD AQELKNRLEE FDKNAQKKGY QGNVFTCLGW 370 380 390 400 410 420 AEVAGLGSLS LLLKREENAL CSLARNSFVA EADRLVKVSK ENGFGLCMGE NDFIWGSNME 430 440 450 460 470 480 LLKYMMVLST AIRIDNKPEY KLALEAGLDY ILGCNSMDIS YVTGNGEKAF KNPHLRPTAV 490 500 510 520 530 540 DDIEEPWPGL VSGGPNSGLH DERAQTLRGK GLPPMKCYID HIDCYSLNEI TIYWNSPLVF ALSGILE

References

[1]	"Sequencing and expression of a cellodextrinase (ced1) gene from Butyrivibrio fibrisolvens H17c cloned in Escherichia coli." Berger E., Jones W.A., Jones D.T., Woods D.R. Mol. Gen. Genet. 223:310-318(1990) [PubMed: 2250655] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: H17C.

Cross-references

Sequence databases
EMBL GenBank DDBJ	X55732 Genomic DNA. Translation: CAA39264.1.
PIR	S12025.
3D structure databases
ProteinModelPortal	P23658.
ModBase	Search...
Protein family/group databases
CAZy	GH9. Glycoside Hydrolase Family 9.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Family and domain databases
InterPro	IPR008928. 6-hairpin_glycosidase-like. IPR012341. 6hp_glycosidase. IPR001701. Glyco_hydro_9. IPR018221. Glyco_hydro_9_AS. IPR004197. Glyco_hydro_9_Ig-like. IPR013783. Ig-like_fold. IPR014756. Ig_E-set. [Graphical view]
Gene3D	G3DSA:1.50.10.10. CelA/Cel48F_cat. 1 hit. G3DSA:2.60.40.10. Ig-like_fold. 1 hit.
Pfam	PF02927. CelD_N. 1 hit. PF00759. Glyco_hydro_9. 1 hit. [Graphical view]
SUPFAM	SSF48208. Glyco_trans_6hp. 1 hit. SSF81296. Ig_E-set. 1 hit.
PROSITE	PS00592. GLYCOSYL_HYDROL_F9_1. 1 hit. PS00698. GLYCOSYL_HYDROL_F9_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

GUNC_BUTFI

Accession

Primary (citable) accession number: P23658

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 1, 1991
Last sequence update:	November 1, 1991
Last modified:	September 21, 2011
This is version 62 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program