Reviewed, UniProtKB/Swiss-Prot P35858 (ALS_HUMAN)

Names and origin

Protein names

Recommended name:
    Insulin-like growth factor-binding protein complex acid labile chain
Alternative name(s):
    ALS

Gene names

Name:	IGFALS
Synonyms:	ALS

Organism

Homo sapiens (Human)

Taxonomic identifier

9606 [NCBI]

Taxonomic lineage

Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo

Protein attributes

Sequence length	605 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function	Involved in protein-protein interactions that result in protein complexes, receptor-ligand binding or cell adhesion.
Subunit structure	Forms a ternary complex of about 140 to 150 kDa with IGF-I or IGF-II and IGFBP-3.
Subcellular location	Secreted › extracellular space.
Tissue specificity	Plasma.
Sequence similarities	Contains 20 LRR (leucine-rich) repeats.

Ontologies

Keywords
Biological process	Cell adhesion
Cellular component	Secreted
Coding sequence diversity	Polymorphism
Domain	Leucine-rich repeat Repeat Signal
PTM	Glycoprotein
Technical term	Direct protein sequencing
Gene Ontology (GO)
Biological process	cell adhesion Inferred from electronic annotation. Source: UniProtKB-KW signal transduction Traceable author statement. Source: ProtInc
Cellular component	soluble fraction Traceable author statement. Source: ProtInc
Molecular function	insulin-like growth factor binding Ref.1 Traceable author statement. Source: ProtInc
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Signal peptide	1 – 27	27	Ref.4
	Chain	28 – 605	578	Insulin-like growth factor-binding protein complex acid labile chain		PRO_0000020695
Regions
	Repeat	53 – 73	21	LRR 1
	Repeat	74 – 96	23	LRR 2
	Repeat	98 – 120	23	LRR 3
	Repeat	121 – 144	24	LRR 4
	Repeat	145 – 168	24	LRR 5
	Repeat	170 – 192	23	LRR 6
	Repeat	193 – 216	24	LRR 7
	Repeat	217 – 240	24	LRR 8
	Repeat	242 – 264	23	LRR 9
	Repeat	265 – 288	24	LRR 10
	Repeat	289 – 312	24	LRR 11
	Repeat	313 – 336	24	LRR 12
	Repeat	337 – 360	24	LRR 13
	Repeat	361 – 384	24	LRR 14
	Repeat	386 – 408	23	LRR 15
	Repeat	409 – 432	24	LRR 16
	Repeat	433 – 456	24	LRR 17
	Repeat	458 – 480	23	LRR 18
	Repeat	482 – 504	23	LRR 19
	Repeat	505 – 530	26	LRR 20
Amino acid modifications
	Glycosylation	64	1	N-linked (GlcNAc...) Potential
	Glycosylation	85	1	N-linked (GlcNAc...) Potential
	Glycosylation	96	1	N-linked (GlcNAc...) Potential
	Glycosylation	368	1	N-linked (GlcNAc...) Ref.5
	Glycosylation	515	1	N-linked (GlcNAc...) Ref.5
	Glycosylation	580	1	N-linked (GlcNAc...) Potential
Natural variations
	Natural variant	97	1	L → F: dbSNP rs35947557.		VAR_050658
	Natural variant	307	1	P → L: dbSNP rs34297640.		VAR_050659
	Natural variant	498	1	P → S: dbSNP rs9282730.		VAR_022034
	Natural variant	548	1	R → W: dbSNP rs9282731.		VAR_022035

Sequences

	Sequence		Length	Mass (Da)
	P35858-1 [UniParc]. Last modified June 1, 1994. Version 1. Checksum: F6562A23CBE918F6	FASTA	605	66,035
	10 20 30 40 50 60 MALRKGGLAL ALLLLSWVAL GPRSLEGADP GTPGEAEGPA CPAACVCSYD DDADELSVFC 70 80 90 100 110 120 SSRNLTRLPD GVPGGTQALW LDGNNLSSVP PAAFQNLSSL GFLNLQGGQL GSLEPQALLG 130 140 150 160 170 180 LENLCHLHLE RNQLRSLALG TFAHTPALAS LGLSNNRLSR LEDGLFEGLG SLWDLNLGWN 190 200 210 220 230 240 SLAVLPDAAF RGLGSLRELV LAGNRLAYLQ PALFSGLAEL RELDLSRNAL RAIKANVFVQ 250 260 270 280 290 300 LPRLQKLYLD RNLIAAVAPG AFLGLKALRW LDLSHNRVAG LLEDTFPGLL GLRVLRLSHN 310 320 330 340 350 360 AIASLRPRTF KDLHFLEELQ LGHNRIRQLA ERSFEGLGQL EVLTLDHNQL QEVKAGAFLG 370 380 390 400 410 420 LTNVAVMNLS GNCLRNLPEQ VFRGLGKLHS LHLEGSCLGR IRPHTFTGLS GLRRLFLKDN 430 440 450 460 470 480 GLVGIEEQSL WGLAELLELD LTSNQLTHLP HRLFQGLGKL EYLLLSRNRL AELPADALGP 490 500 510 520 530 540 LQRAFWLDVS HNRLEALPNS LLAPLGRLRY LSLRNNSLRT FTPQPPGLER LWLEGNPWDC 550 560 570 580 590 600 GCPLKALRDF ALQNPSAVPR FVQAICEGDD CQPPAYTYNN ITCASPPEVV GLDLRDLSEA HFAPC

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Structure and functional expression of the acid-labile subunit of the insulin-like growth factor-binding protein complex." Leong S.R., Baxter R.C., Camerato T., Dai J., Wood W.I. Mol. Endocrinol. 6:870-876(1992) [PubMed: 1379671] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA], PARTIAL PROTEIN SEQUENCE. Tissue: Liver.
[2]	"Conservation of a growth hormone-responsive promoter element in the human and mouse acid-labile subunit genes." Suwanichkul A., Boisclair Y.R., Olney R.C., Durham S.K., Powell D.R. Endocrinology 141:833-838(2000) [PubMed: 10650966] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
[3]	"The sequence and analysis of duplication-rich human chromosome 16." Martin J., Han C., Gordon L.A., Terry A., Prabhakar S., She X., Xie G., Hellsten U., Chan Y.M., Altherr M., Couronne O., Aerts A., Bajorek E., Black S., Blumer H., Branscomb E., Brown N.C., Bruno W.J. , Buckingham J.M., Callen D.F., Campbell C.S., Campbell M.L., Campbell E.W., Caoile C., Challacombe J.F., Chasteen L.A., Chertkov O., Chi H.C., Christensen M., Clark L.M., Cohn J.D., Denys M., Detter J.C., Dickson M., Dimitrijevic-Bussod M., Escobar J., Fawcett J.J., Flowers D., Fotopulos D., Glavina T., Gomez M., Gonzales E., Goodstein D., Goodwin L.A., Grady D.L., Grigoriev I., Groza M., Hammon N., Hawkins T., Haydu L., Hildebrand C.E., Huang W., Israni S., Jett J., Jewett P.B., Kadner K., Kimball H., Kobayashi A., Krawczyk M.-C., Leyba T., Longmire J.L., Lopez F., Lou Y., Lowry S., Ludeman T., Manohar C.F., Mark G.A., McMurray K.L., Meincke L.J., Morgan J., Moyzis R.K., Mundt M.O., Munk A.C., Nandkeshwar R.D., Pitluck S., Pollard M., Predki P., Parson-Quintana B., Ramirez L., Rash S., Retterer J., Ricke D.O., Robinson D.L., Rodriguez A., Salamov A., Saunders E.H., Scott D., Shough T., Stallings R.L., Stalvey M., Sutherland R.D., Tapia R., Tesmer J.G., Thayer N., Thompson L.S., Tice H., Torney D.C., Tran-Gyamfi M., Tsai M., Ulanovsky L.E., Ustaszewska A., Vo N., White P.S., Williams A.L., Wills P.L., Wu J.-R., Wu K., Yang J., DeJong P., Bruce D., Doggett N.A., Deaven L., Schmutz J., Grimwood J., Richardson P., Rokhsar D.S., Eichler E.E., Gilna P., Lucas S.M., Myers R.M., Rubin E.M., Pennacchio L.A. Nature 432:988-994(2004) [PubMed: 15616553] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
[4]	"High molecular weight insulin-like growth factor binding protein complex. Purification and properties of the acid-labile subunit from human serum." Baxter R.C., Martin J.L., Beniac V.A. J. Biol. Chem. 264:11843-11848(1989) [PubMed: 2473065] [Abstract] Cited for: PROTEIN SEQUENCE OF 28-35.
[5]	"Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry." Liu T., Qian W.-J., Gritsenko M.A., Camp D.G. II, Monroe M.E., Moore R.J., Smith R.D. J. Proteome Res. 4:2070-2080(2005) [PubMed: 16335952] [Abstract] Cited for: GLYCOSYLATION [LARGE SCALE ANALYSIS] AT ASN-368 AND ASN-515, MASS SPECTROMETRY. Tissue: Plasma.
[6]	"Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry." Chen R., Jiang X., Sun D., Han G., Wang F., Ye M., Wang L., Zou H. J. Proteome Res. 8:651-661(2009) [PubMed: 19159218] [Abstract] Cited for: GLYCOSYLATION [LARGE SCALE ANALYSIS] AT ASN-368, MASS SPECTROMETRY. Tissue: Liver.
+	Additional computationally mapped references.

Cross-references

Sequence databases
EMBLGenBankDDBJ	M86826 mRNA. Translation: AAA36047.1. AF192554 Genomic DNA. Translation: AAF06774.1. AL031724 Genomic DNA. Translation: CAC36078.1.
IPI	IPI00020996.
PIR	A41915.
RefSeq	NP_004961.1.
UniGene	Hs.839
3D structure databases
HSSP	HSSP built from PDB template 1M0Z based on UniProtKB P07359.
ModBase	Search...
Proteomic databases
PeptideAtlas	P35858.
PRIDE	P35858.
Genome annotation databases
Ensembl	ENSG00000099769. Homo sapiens. [Contig view]
GeneID	3483.
KEGG	hsa:3483.
Organism-specific databases
GeneCards	GC16M001780.
H-InvDB	HIX0012696.
HGNC	HGNC:5468. IGFALS.
MIM	601489. gene+phenotype.
Orphanet	140941. Short stature due to primary acid-labile subunit deficiency.
PharmGKB	PA29702.
GenAtlas	Search...
Phylogenomic databases
HOGENOM	P35858.
HOVERGEN	P35858.
OMA	P35858. EGDDCQP.
Gene expression databases
Bgee	P35858.
CleanEx	HS_IGFALS.
GermOnline	ENSG00000099769. Homo sapiens.
Family and domain databases
InterPro	IPR001611. Leu-rich_rpt. IPR000372. Leu-rich_rpt_Cys-rich-reg_N. IPR003591. Leu-rich_rpt_typical-subtyp. IPR000483. LRR_C. [Graphical view]
Pfam	PF00560. LRR_1. 11 hits. PF01462. LRRNT. 1 hit. [Graphical view]
SMART	SM00369. LRR_TYP. 11 hits. SM00082. LRRCT. 1 hit. SM00013. LRRNT. 1 hit. [Graphical view]
ProtoNet	Search...
Other Resources
NextBio	13696.
SOURCE	Search...

Entry information

Entry name

ALS_HUMAN

Accession

Primary (citable) accession number: P35858

Entry history

Integrated into UniProtKB/Swiss-Prot:	June 1, 1994
Last sequence update:	June 1, 1994
Last modified:	June 16, 2009
This is version 85 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)