Reviewed, UniProtKB/Swiss-Prot P05937 (CALB1_HUMAN)

Names and origin

Protein names

Recommended name:
    Calbindin
Alternative name(s):
    Vitamin D-dependent calcium-binding protein, avian-type
    Calbindin D28
    D-28K

Gene names

Name:	CALB1
Synonyms:	CAB27

Organism

Homo sapiens (Human) [Complete proteome]

Taxonomic identifier

9606 [NCBI]

Taxonomic lineage

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

Protein attributes

Sequence length	261 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	Buffers cytosolic calcium. May stimulate a membrane Ca2+-ATPase and a 3',5'-cyclic nucleotide phosphodiesterase.
Subunit structure	Interacts with RANBP9. Ref.5
Domain	This protein has four functional calcium-binding sites; potential sites II and VI have lost affinity for calcium.
Sequence similarities	Belongs to the calbindin family. Contains 5 EF-hand domains.

Ontologies

Keywords
Domain	Repeat
Ligand	Calcium Vitamin D
PTM	Acetylation
Technical term	Complete proteome
Gene Ontology (GO)
Cellular component	nucleus Inferred from direct assay. Source: UniProtKB
Molecular function	calcium ion binding Ref.1 Traceable author statement. Source: ProtInc protein binding Ref.1 Traceable author statement. Source: ProtInc vitamin D binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Initiator methionine	1	1	Removed By similarity
	Chain	2 – 261	260	Calbindin		PRO_0000073472
Regions
	Domain	11 – 46	36	EF-hand 1
	Domain	53 – 88	36	EF-hand 2
	Domain	98 – 133	36	EF-hand 3
	Domain	142 – 177	36	EF-hand 4
	Domain	186 – 221	36	EF-hand 5
	Calcium binding	24 – 35	12	1
	Calcium binding	111 – 122	12	2
	Calcium binding	155 – 166	12	3
	Calcium binding	199 – 210	12	4
	Region	2 – 7	6	Interaction with RANBP9
Amino acid modifications
	Modified residue	2	1	N-acetylalanine By similarity

Sequences

	Sequence		Length	Mass (Da)
	P05937-1 [UniParc]. Last modified January 23, 2007. Version 2. Checksum: 8ED7A09BCC5FE5E4	FASTA	261	30,025
	10 20 30 40 50 60 MAESHLQSSL ITASQFFEIW LHFDADGSGY LEGKELQNLI QELQQARKKA GLELSPEMKT 70 80 90 100 110 120 FVDQYGQRDD GKIGIVELAH VLPTEENFLL LFRCQQLKSC EEFMKTWRKY DTDHSGFIET 130 140 150 160 170 180 EELKNFLKDL LEKANKTVDD TKLAEYTDLM LKLFDSNNDG KLELTEMARL LPVQENFLLK 190 200 210 220 230 240 FQGIKMCGKE FNKAFELYDQ DGNGYIDENE LDALLKDLCE KNKQDLDINN ITTYKKNIMA 250 260 LSDGGKLYRT DLALILCAGD N

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Human 27-kDa calbindin complementary DNA sequence. Evolutionary and functional implications." Parmentier M., Lawson D.E.M., Vassart G. Eur. J. Biochem. 170:207-215(1987) [PubMed: 3691519] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Tissue: Brain.
[2]	"DNA sequence and analysis of human chromosome 8." Nusbaum C., Mikkelsen T.S., Zody M.C., Asakawa S., Taudien S., Garber M., Kodira C.D., Schueler M.G., Shimizu A., Whittaker C.A., Chang J.L., Cuomo C.A., Dewar K., FitzGerald M.G., Yang X., Allen N.R., Anderson S., Asakawa T. , Blechschmidt K., Bloom T., Borowsky M.L., Butler J., Cook A., Corum B., DeArellano K., DeCaprio D., Dooley K.T., Dorris L. III, Engels R., Gloeckner G., Hafez N., Hagopian D.S., Hall J.L., Ishikawa S.K., Jaffe D.B., Kamat A., Kudoh J., Lehmann R., Lokitsang T., Macdonald P., Major J.E., Matthews C.D., Mauceli E., Menzel U., Mihalev A.H., Minoshima S., Murayama Y., Naylor J.W., Nicol R., Nguyen C., O'Leary S.B., O'Neill K., Parker S.C.J., Polley A., Raymond C.K., Reichwald K., Rodriguez J., Sasaki T., Schilhabel M., Siddiqui R., Smith C.L., Sneddon T.P., Talamas J.A., Tenzin P., Topham K., Venkataraman V., Wen G., Yamazaki S., Young S.K., Zeng Q., Zimmer A.R., Rosenthal A., Birren B.W., Platzer M., Shimizu N., Lander E.S. Nature 439:331-335(2006) [PubMed: 16421571] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
[3]	"The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)." The MGC Project Team Genome Res. 14:2121-2127(2004) [PubMed: 15489334] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. Tissue: Kidney and Lung.
[4]	"The human calbindin 27-kDa gene: structural organization of the 5' and 3' regions, chromosomal assignment, and restriction fragment length polymorphism." Parmentier M., de Vijlder J.J.M., Muir E., Szpirer C., Islam M.Q., Geurts van Kessel A., Lawson D.E.M., Vassart G. Genomics 4:309-319(1989) [PubMed: 2565876] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 1-42 AND 201-261. Tissue: Brain.
[5]	"Calbindin D28K interacts with Ran-binding protein M: identification of interacting domains by NMR spectroscopy." Lutz W., Frank E.M., Craig T.A., Thompson R., Venters R.A., Kojetin D., Cavanagh J., Kumar R. Biochem. Biophys. Res. Commun. 303:1186-1192(2003) [PubMed: 12684061] [Abstract] Cited for: INTERACTION WITH RANBP9.
[6]	Colinge J., Superti-Furga G., Bennett K.L. Submitted (OCT-2008) to UniProtKB Cited for: IDENTIFICATION [LARGE SCALE ANALYSIS], MASS SPECTROMETRY.
+	Additional computationally mapped references.

Web resources

Wikipedia

Calbindin entry

Cross-references

Sequence databases
EMBLGenBankDDBJ	X06661 mRNA. Translation: CAA29860.1. AF068862 Genomic DNA. Translation: AAC62230.1. AC004612 Genomic DNA. Translation: AAC14672.1. AF049895 Genomic DNA. No translation available. BC006478 mRNA. Translation: AAH06478.1. BC020864 mRNA. Translation: AAH20864.1. M19878 Genomic DNA. Translation: AAA98991.1. M19879 Genomic DNA. Translation: AAA98992.1.
IPI	IPI00220361.
PIR	S00234.
RefSeq	NP_004920.1.
UniGene	Hs.65425
3D structure databases
HSSP	HSSP built from PDB template 1A75 based on UniProtKB P02621.
SMR	P05937. Positions 1-261.
ModBase	Search...
Protein-protein interaction databases
STRING	P05937.
Proteomic databases
PeptideAtlas	P05937.
PRIDE	P05937.
Genome annotation databases
Ensembl	ENST00000265431; ENSP00000265431; ENSG00000104327; Homo sapiens. [Genome view]
GeneID	793.
KEGG	hsa:793.
UCSC	uc003yel.1. human.
Organism-specific databases
CTD	793.
GeneCards	GC08M091140.
H-InvDB	HIX0007639.
HGNC	HGNC:1434. CALB1.
HPA	CAB002138. HPA023099.
MIM	114050. gene.
PharmGKB	PA26026.
GenAtlas	Search...
Phylogenomic databases
HOGENOM	P05937.
HOVERGEN	P05937.
OMA	EENFLLF.
Gene expression databases
ArrayExpress	P05937.
Bgee	P05937.
CleanEx	HS_CALB1.
Genevestigator	P05937.
GermOnline	ENSG00000104327. Homo sapiens.
Family and domain databases
InterPro	IPR011992. EF-Hand_type. IPR018248. EF_hand. IPR018247. EF_HAND_1_Ca_BS. IPR018249. EF_HAND_2. IPR002048. EF_hand_Ca_bd. [Graphical view]
Gene3D	G3DSA:1.10.238.10. EF-Hand_type. 1 hit.
Pfam	PF00036. efhand. 3 hits. [Graphical view]
ProDom	PD000012. EF-hand. 2 hits. [Graphical view] [Entries sharing at least one domain]
SMART	SM00054. EFh. 4 hits. [Graphical view]
PROSITE	PS00018. EF_HAND_1. 4 hits. PS50222. EF_HAND_2. 5 hits. [Graphical view]
ProtoNet	Search...
Other Resources
NextBio	3218.
SOURCE	Search...

Entry information

Entry name

CALB1_HUMAN

Accession

Primary (citable) accession number: P05937

Entry history

Integrated into UniProtKB/Swiss-Prot:	November 1, 1988
Last sequence update:	January 23, 2007
Last modified:	November 3, 2009
This is version 94 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)

Disclaimer

Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.