P33488 (ABP4_MAIZE) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Auxin-binding protein 4
Short name=ABP

Gene names

Name:

ABP4

Organism

Zea mays (Maize)

Taxonomic identifier

4577 [NCBI]

Taxonomic lineage

cellular organisms › Eukaryota › Viridiplantae › Streptophyta › Streptophytina › Embryophyta › Tracheophyta › Euphyllophyta › Spermatophyta › Magnoliophyta › Liliopsida › commelinids › Poales › Poaceae › PACMAD clade › Panicoideae › Andropogoneae › Zea

Protein attributes

Sequence length	204 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Evidence at transcript level

General annotation (Comments)

Function	This is probably a receptor for the plant hormone auxin.
Subunit structure	Homodimer By similarity.
Subcellular location	Endoplasmic reticulum lumen.

Ontologies

Keywords
Biological process	Auxin signaling pathway
Cellular component	Endoplasmic reticulum
Domain	Signal
Ligand	Metal-binding Zinc
Molecular function	Receptor
PTM	Disulfide bond Glycoprotein
Gene Ontology (GO)
Biological_process	auxin mediated signaling pathway Inferred from electronic annotation. Source: UniProtKB-KW
Cellular_component	endoplasmic reticulum lumen Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	auxin binding Inferred from sequence or structural similarity. Source: UniProtKB receptor activity Inferred from electronic annotation. Source: InterPro zinc ion binding Inferred from sequence or structural similarity. Source: UniProtKB
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Signal peptide	1 – 41	41	By similarity
	Chain	42 – 204	163	Auxin-binding protein 4		PRO_0000020617
Regions
	Motif	201 – 204	4	Prevents secretion from ER
Sites
	Metal binding	98	1	Zinc By similarity
	Metal binding	100	1	Zinc By similarity
	Metal binding	104	1	Zinc By similarity
	Metal binding	147	1	Zinc By similarity
	Binding site	98	1	Auxin By similarity
	Binding site	104	1	Auxin By similarity
Amino acid modifications
	Glycosylation	136	1	N-linked (GlcNAc...) Potential
	Disulfide bond	43 ↔ 196		By similarity

Sequences

	Sequence		Length	Mass (Da)
	P33488 [UniParc]. Last modified February 1, 1994. Version 1. Checksum: 1C71C94BBCB0D242	FASTA	204	22,628
	10 20 30 40 50 60 MVRRRPATGA APRPHLAAVG RGLLLASVLA AAASSLPVAE SSCPRDNSLV RDISRMQQRN 70 80 90 100 110 120 YGREGFSHIT VTGALAHGTK EVEVWLQTFG PGQRTPIHRH SCEEVFIVLK GKGTLLLGSS 130 140 150 160 170 180 SLKYPGQPQE VPVFQNTTFS IPVNDPHQVW NSNEHEDLQV LVIISRPPVK IFIYDDWSMP 190 200 HTAAKLKFPY FWDEDCLPAP KDEL

References

[1]	"Two members of the ERabp gene family are expressed differentially in reproductive organs but to similar levels in the coleoptile of maize." Hesse T., Garbers C., Brzobohaty B., Kreimer G., Soell D., Melkonian M., Schell J., Palme K. Plant Mol. Biol. 23:57-66(1993) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA].
[2]	"Molecular analysis of three maize 22 kDa auxin-binding protein genes -- transient promoter expression and regulatory regions." Schwob E., Choi S.-Y., Simmons C., Migliaccio F., Ilag L., Hesse T., Palme K., Soell D. Plant J. 4:423-432(1993) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: cv. Wisconsin 22.

Cross-references

Sequence databases
EMBL GenBank DDBJ	S66813 mRNA. Translation: AAB28589.1. L08426 Genomic DNA. Translation: AAA33431.1.
PIR	B43033.
RefSeq	NP_001105353.1. NM_001111883.1.
UniGene	Zm.95163.
3D structure databases
ProteinModelPortal	P33488.
SMR	P33488. Positions 42-201.
ModBase	Search...
Proteomic databases
PRIDE	P33488.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	542294.
KEGG	zma:542294.
Organism-specific databases
Gramene	P33488.
MaizeGDB	65341.
Phylogenomic databases
HOGENOM	HOG000030816.
Family and domain databases
Gene3D	2.60.120.10. 1 hit.
InterPro	IPR000526. Auxin-bd. IPR014710. RmlC-like_jellyroll. IPR011051. RmlC_Cupin. [Graphical view]
Pfam	PF02041. Auxin_BP. 1 hit. [Graphical view]
PRINTS	PR00655. AUXINBINDNGP.
SUPFAM	SSF51182. RmlC_like_cupin. 1 hit.
PROSITE	PS00014. ER_TARGET. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

ABP4_MAIZE

Accession

Primary (citable) accession number: P33488

Entry history

Integrated into UniProtKB/Swiss-Prot:	February 1, 1994
Last sequence update:	February 1, 1994
Last modified:	April 3, 2013
This is version 73 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Plant Protein Annotation Program