PlantTFDB - Plant Transcription Factor Database @ CBI, PKU

cellular organisms; Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliophyta; Mesangiospermae; Liliopsida; Petrosaviidae; commelinids; Poales; Poaceae; BOP clade; Oryzoideae; Oryzeae; Oryzinae; Oryza; Oryza sativa

Family

DBB

Protein Properties

Length: 270aa MW: 28381.6 Da PI: 5.3295

Description

DBB family protein

Gene Model

Gene Model ID	Type	Source	Coding Sequence
BGIOSGA008716-PA	genome	RIS	View CDS

Signature Domain? help Back to Top

No.	Domain	Score	E-value	Start	End	HMM Start	HMM End
1	zf-B_box	20.3	1.1e-06	4	43	5	38
zf-B_box 5 kCpeHeekelqlfCedCqqllCedClleeHkg......Ht 38 C+ + + ++ fC ++ lC+ C H+ H+ BGIOSGA008716-PA 4 QCDVCAAEAASVFCCADEAALCDACDRRVHRAnklagkHR 43 7*****************************7677777776 PP
2	zf-B_box	23.9	8.4e-08	62	94	3	35
zf-B_box 3 erkCpeHeekelqlfCedCqqllCedClleeHk 35 ++ C+ ++ek+ lfC++++ lC++C + H BGIOSGA008716-PA 62 APLCDICQEKRGFLFCKEDRAILCRECDVPVHT 94 689*************************99884 PP

Protein Features ? help Back to Top

Database	Entry ID	E-value	Start	End	InterPro ID	Description
SMART	SM00336	3.6E-10	1	47	IPR000315	B-box-type zinc finger
PROSITE profile	PS50119	9.84	1	47	IPR000315	B-box-type zinc finger
CDD	cd00021	1.32E-6	3	47	No hit	No description
Pfam	PF00643	1.4E-5	4	44	IPR000315	B-box-type zinc finger
PROSITE profile	PS50119	9.684	60	107	IPR000315	B-box-type zinc finger
SMART	SM00336	4.1E-11	60	107	IPR000315	B-box-type zinc finger
Pfam	PF00643	2.4E-6	62	102	IPR000315	B-box-type zinc finger
CDD	cd00021	1.76E-7	63	95	No hit	No description

Gene Ontology ? help Back to Top
GO Term	GO Category	GO Description
GO:0005622	Cellular Component	intracellular
GO:0008270	Molecular Function	zinc ion binding

Sequence ? help Back to Top
Protein Sequence Length: 270 aa Download sequence Send to blast
MKVQCDVCAA EAASVFCCAD EAALCDACDR RVHRANKLAG KHRRFSLLNP SASGRSPTST 60 TAPLCDICQE KRGFLFCKED RAILCRECDV PVHTASELTM RHSRYLLTGV RLSSEPAASP 120 APLSEEENSS SFCCSADDAV PAPAAPATSH GGSSGSSSIS EYLTTLPGWH VEDFLIDDAT 180 AEAAAAAAAT SSGISANGPP CQGVTRIGGL QESAGYPAWM AQQQLCCDGL VAGDASPASR 240 ERWVPQMYAD QLAAGSKRSR TSTASSYSYW

Expression -- UniGene ? help Back to Top
UniGene ID	E-value	Expressed in
Os.53236	0.0	callus\| flower\| leaf\| stem

Functional Description ? help Back to Top
Source	Description
UniProt	Transcription activator that acts as positive regulator of seedling photomorphogenesis (PubMed:17965270). Acts downstream of COP1 and play an important role in early and long-term adjustment of the shade avoidance syndrome (SAS) responses in natural environments (PubMed:21070414). {ECO:0000269\|PubMed:17965270, ECO:0000269\|PubMed:21070414}.

Regulation -- PlantRegMap ? help Back to Top
Source	Upstream Regulator	Target Gene
PlantRegMap	Retrieve	-

Annotation -- Nucleotide ? help Back to Top
Source	Hit ID	E-value	Description
GenBank	CT832305	0.0	CT832305.1 Oryza sativa (indica cultivar-group) cDNA clone:OSIGCEA032L03, full insert sequence.

Annotation -- Protein ? help Back to Top
Source	Hit ID	E-value	Description
Refseq	XP_015623928.1	1e-164	B-box zinc finger protein 20
Swissprot	Q9LQZ7	3e-51	BBX21_ARATH; B-box zinc finger protein 21
TrEMBL	A0A0E0GAF2	0.0	A0A0E0GAF2_ORYNI; Uncharacterized protein
TrEMBL	A2X7T1	0.0	A2X7T1_ORYSI; Uncharacterized protein
STRING	ONIVA02G28330.1	0.0	(Oryza nivara)

Orthologous Group ? help Back to Top
Lineage	Orthologous Group ID	Taxa Number	Gene Number
Monocots	OGMP2392	36	79

Best hit in Arabidopsis thaliana ? help Back to Top
Hit ID	E-value	Description
AT4G39070.1	2e-35	DBB family protein

Publications ? help Back to Top
Xu D, et al. BBX21, an Arabidopsis B-box protein, directly activates HY5 and is targeted by COP1 for 26S proteasome-mediated degradation. Proc. Natl. Acad. Sci. U.S.A., 2016. 113(27): p. 7655-60 [PMID:27325768] Xu DB, et al. The G-Protein β Subunit AGB1 Promotes Hypocotyl Elongation through Inhibiting Transcription Activation Function of BBX21 in Arabidopsis. Mol Plant, 2017. 10(9): p. 1206-1223 [PMID:28827171] Xu D,Jiang Y,Li J,Holm M,Deng XW The B-Box Domain Protein BBX21 Promotes Photomorphogenesis. Plant Physiol., 2018. 176(3): p. 2365-2375 [PMID:29259103] Job N,Yadukrishnan P,Bursch K,Datta S,Johansson H Two B-Box Proteins Regulate Photomorphogenesis by Oppositely Modulating HY5 through their Diverse C-Terminal Domains. Plant Physiol., 2018. 176(4): p. 2963-2976 [PMID:29439209] Crocco CD,Ocampo GG,Ploschuk EL,Mantese A,Botto JF Heterologous Expression of AtBBX21 Enhances the Rate of Photosynthesis and Alleviates Photoinhibition in Solanumtuberosum. Plant Physiol., 2018. 177(1): p. 369-380 [PMID:29555784] Kang X, et al. HRB2 and BBX21 interaction modulates Arabidopsis ABI5 locus and stomatal aperture. Plant Cell Environ., 2018. 41(8): p. 1912-1925 [PMID:29748960]