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2.A.9.2.2
Chloroplast protein ALBINO4 (Alb4) (essential for proper chloroplast biogenesis (Gerdes et al., 2006)

Accession Number:Q9FYL3
Protein Name:ALBINO3-like protein 1, chloroplastic
Length:499
Molecular Weight:55188.00
Species: [3702]
Number of TMSs:5
Location1 / Topology2 / Orientation3: Plastid1 / Multi-pass membrane protein2
Substrate protein polypeptide chain

Cross database links:

RefSeq: NP_173858.5   
Entrez Gene ID: 839065   
Pfam: PF02096   

Gene Ontology

GO:0009535 C:chloroplast thylakoid membrane
GO:0016021 C:integral to membrane
GO:0009658 P:chloroplast organization
GO:0051205 P:protein insertion into membrane

References (3)

[1] “Cell and chloroplast division requires ARTEMIS.”  Fulgosi H.et.al.   12169665
[2] “A second thylakoid membrane-localized Alb3/OxaI/YidC homologue is involved in proper chloroplast biogenesis in Arabidopsis thaliana.”  Gerdes L.et.al.   16595657
[3] “Sequence and analysis of chromosome 1 of the plant Arabidopsis thaliana.”  Theologis A.et.al.   11130712

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	MSSTISLKPT HLILSSFSTG KVLQFRRSRF SHTPSSSSSR YRTLVAQLGF RPDSFDFIKD 
61:	HAENLLYTIA DAAVSSSETF ESVAGTTTKT TQSNDWFSGI ANYMETILKV LKDGLSTVHV 
121:	PYSYGFAIIL LTVLVKAATF PLTKKQVESA MAMKSLTPQI KAIQERYAGD QEKIQLETAR 
181:	LYKLAGINPL AGCLPTLATI PVWIGLYRAL SNVADEGLLT EGFFWIPSLA GPTTVAARQN 
241:	GSGISWLFPF IEGHPPLGWP DTLAYLVLPL LLVFSQYLSI QIMQSSQSND PAMKSSQAVT 
301:	KLLPLMIGYF ALSVPSGLSL YWLTNNILST AQQVWLQKYG GAKNPVEKFT NLVTKEDKTQ 
361:	QIEKSFSEPL VQKSVSELKI PREKGGEKVT PECPKPGERF RLLKEQEAKR RREKEERQKA 
421:	EAALSNQNTD KAHEQDEKSD TAIVAEDDKK TELSAVDETS DGTVAVNGKP SIQKDETTNG 
481:	TFGIGHDTEQ QHSHETEKR