Reviewed, UniProtKB/Swiss-Prot Q9NSB2 (KRT84_HUMAN)

Names and origin

Protein names

Recommended name:
    Keratin, type II cuticular Hb4
Alternative name(s):
    Type II hair keratin Hb4
    Keratin-84
      Short name=K84

Gene names

Name:	KRT84
Synonyms:	KRTHB4

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	600 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Evidence at transcript level.

General annotation (Comments)

Subunit structure	Heterotetramer of two type I and two type II keratins.
Tissue specificity	Expressed in the hair follicle. Ref.1
Miscellaneous	There are two types of hair/microfibrillar keratin, I (acidic) and II (neutral to basic).
Sequence similarities	Belongs to the intermediate filament family.
Caution	Maps to a duplicated region on chromosome 12.

Ontologies

Keywords
Cellular component	Intermediate filament Keratin
Coding sequence diversity	Polymorphism
Domain	Coiled coil
Technical term	Complete proteome
Gene Ontology (GO)
Cellular component	keratin filament Inferred from electronic annotation. Source: InterPro
Molecular function	structural constituent of epidermis Non-traceable author statement. Source: UniProtKB
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 600	600	Keratin, type II cuticular Hb4		PRO_0000063700
Regions
	Region	1 – 165	165	Head
	Region	166 – 472	307	Rod
	Region	166 – 200	35	Coil 1A
	Region	201 – 210	10	Linker 1
	Region	211 – 311	101	Coil 1B
	Region	312 – 328	17	Linker 12
	Region	329 – 472	144	Coil 2
	Region	473 – 600	128	Tail
Natural variations
	Natural variant	184	1	R → Q: dbSNP rs1613931.		VAR_018122
	Natural variant	198	1	S → N: dbSNP rs1732301.		VAR_030734
	Natural variant	206	1	I → V: dbSNP rs2245203.		VAR_018123
	Natural variant	446	1	R → C: dbSNP rs951773. Ref.2 Ref.3 Ref.4		VAR_018124
	Natural variant	497	1	G → R: dbSNP rs7297413.		VAR_030735
Experimental info
	Sequence conflict	73	1	I → V in CAF31524. Ref.4
	Sequence conflict	159	1	Q → H in BAG36740. Ref.2
	Sequence conflict	177	1	A → T in CAF31524. Ref.4
	Sequence conflict	459	1	D → G in BAG36740. Ref.2
	Sequence conflict	548	1	S → G in CAF31524. Ref.4

Sequences

	Sequence		Length	Mass (Da)
	Q9NSB2-1 [UniParc]. Last modified October 1, 2000. Version 1. Checksum: 497C0A7F450F12F1	FASTA	600	64,895
	10 20 30 40 50 60 MSCRSYRVSS GHRVGNFSSC SAMTPQNLNR FRANSVSCWS GPGFRGLGSF GSRSVITFGS 70 80 90 100 110 120 YSPRIAAVGS RPIHCGVRFG AGCGMGFGDG RGVGLGPRAD SCVGLGFGAG SGIGYGFGGP 130 140 150 160 170 180 GFGYRVGGVG VPAAPSITAV TVNKSLLTPL NLEIDPNAQR VKKDEKEQIK TLNNKFASFI 190 200 210 220 230 240 DKVRFLEQQN KLLETKWSFL QEQKCIRSNL EPLFESYITN LRRQLEVLVS DQARLQAERN 250 260 270 280 290 300 HLQDVLEGFK KKYEEEVVCR ANAENEFVAL KKDVDAAFMN KSDLEANVDT LTQEIDFLKT 310 320 330 340 350 360 LYMEEIQLLQ SHISETSVIV KMDNSRDLNL DGIIAEVKAQ YEEVARRSRA DAEAWYQTKY 370 380 390 400 410 420 EEMQVTAGQH CDNLRNIRNE INELTRLIQR LKAEIEHAKA QRAKLEAAVA EAEQQGEATL 430 440 450 460 470 480 SDAKCKLADL ECALQQAKQD MARQLREYQE LMNAKLGLDI EIATYRRLLE GEESRLCEGV 490 500 510 520 530 540 GPVNISVSSS RGGLVCGPEP LVAGSTLSRG GVTFSGSSSV CATSGVLASC GPSLGGARVA 550 560 570 580 590 600 PATGDLLSTG TRSGSMLISE ACVPSVPCPL PTQGGFSSCS GGRSSSVRFV STTTSCRTKY

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Characterization of a 300 kbp region of human DNA containing the type II hair keratin." Rogers M.A., Winter H., Langbein L., Wolf C., Schweizer J. J. Invest. Dermatol. 114:464-472(2000) [PubMed: 10692104] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA], TISSUE SPECIFICITY. Tissue: Scalp.
[2]	"Complete sequencing and characterization of 21,243 full-length human cDNAs." Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S. , Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., Isogai T., Sugano S. Nat. Genet. 36:40-45(2004) [PubMed: 14702039] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA], VARIANT CYS-446. Tissue: Tongue.
[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], VARIANT CYS-446.
[4]	"Characterization of new members of the human type II keratin gene family and a general evaluation of the keratin gene domain on chromosome 12q13.13." Rogers M.A., Edler L., Winter H., Langbein L., Beckmann I., Schweizer J. J. Invest. Dermatol. 124:536-544(2005) [PubMed: 15737194] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA] OF 3-600, VARIANT CYS-446. Tissue: Scalp.

Cross-references

Sequence databases
EMBLGenBankDDBJ	Y19209 Genomic DNA. Translation: CAB76829.1. AK314030 mRNA. Translation: BAG36740.1. BC069647 mRNA. Translation: AAH69647.1. AJ628420 mRNA. Translation: CAF31524.1.
IPI	IPI00300052.
RefSeq	NP_149034.2.
UniGene	Hs.272336
3D structure databases
HSSP	HSSP built from PDB template 1GK7 based on UniProtKB P08670.
ModBase	Search...
PTM databases
PhosphoSite	Q9NSB2.
Proteomic databases
PRIDE	Q9NSB2.
Genome annotation databases
Ensembl	ENSG00000161849. Homo sapiens. [Contig view]
GeneID	3890.
KEGG	hsa:3890.
UCSC	uc001sah.1. human.
Organism-specific databases
GeneCards	GC12M051058.
HGNC	HGNC:6461. KRT84.
MIM	602766. gene.
GenAtlas	Search...
Phylogenomic databases
HOVERGEN	Q9NSB2.
Gene expression databases
ArrayExpress	Q9NSB2.
CleanEx	HS_KRT84.
GermOnline	ENSG00000161849. Homo sapiens.
Family and domain databases
InterPro	IPR016044. F. IPR001664. IF. IPR018039. Intermediate_filament_CS. IPR003054. Keratin_II. [Graphical view]
PANTHER	PTHR23239. IF. 1 hit. PTHR23239:SF18. Keratin_II. 1 hit.
Pfam	PF00038. Filament. 1 hit. [Graphical view]
PRINTS	PR01276. TYPE2KERATIN.
PROSITE	PS00226. IF. 1 hit. [Graphical view]
ProtoNet	Search...
Other Resources
NextBio	15273.
SOURCE	Search...

Entry information

Entry name

KRT84_HUMAN

Accession

Primary (citable) accession number: Q9NSB2
Secondary accession number(s): B2RA43, Q6ISB0, Q701L6

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 29, 2004
Last sequence update:	October 1, 2000
Last modified:	July 7, 2009
This is version 59 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)