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Protein basic information

LiverAtlas Protein ID

HuLPr45989

Uniprot ID

SPAG1_HUMAN

Uniprot Acc

Q07617;A6NP70;Q7Z5G1;

Protein name

Sperm-associated antigen 1

Comment

FUNCTION:Plays a role in fertilization. Binds GTP and has GTPase activity.||SUBCELLULAR LOCATION:Cytoplasm.||TISSUE SPECIFICITY:Detected in sperm and testis, in particular in pachytene primary spermatocytes.||MISCELLANEOUS:Antibodies against SPAG1 interfere with fertilization (By similarity).||SIMILARITY:Contains 9 TPR repeats.||SEQUENCE CAUTION:Sequence=AAH55091.1; Type=Miscellaneous discrepancy; Note=Contaminating sequence. Potential poly-A sequence;

Subcellular localization

Cytoplasm.

Gene name

sperm associated antigen 1

Protein sequence

MTTKDYPSLWGFGTTKTFKIPIEHLDFKYIEKCSDVKHLE KILCVLRSGEEGYYPELTEFCEKHLQALAPESRALRKDK PAATAASFTAEEWEKIDGDIKSWVSEIKKEEDKMHFHET ETFPAMKDNLPPVRGSNSCLHVGKEKYSKRPTKKKTPRD YAEWDKFDVEKECLKIDEDYKEKTVIDKSHLSKIETRID TAGLTEKEKDFLATREKEKGNEAFNSGDYEEAVMYYTRS ISALPTVVAYNNRAQAEIKLQNWNSAFQDCEKVLELEPG NVKALLRRATTYKHQNKLREATEDLSKVLDVEPDNDLAK KTLSEVERDLKNSEAASETQTKGKRMVIQEIENSEDEEG KSGRKHEDGGGDKKPAEPAGAARAAQPCVMGNIQKKLTG KAEGGKRPARGAPQRGQTPEAGADKRSPRRASAAAAAGG GATGHPGGGQGAENPAGLKSQGNELFRSGQFAEAAGKYS AAIALLEPAGSEIADDLSILYSNRAACYLKEGNCSGCIQ DCNRALELHPFSMKPLLRRAMAYETLEQYGKAYVDYKTV LQIDCGLQLANDSVNRLSRILMELDGPNWREKLSPIPAV PASVPLQAWHPAKEMISKQAGDSSSHRQQGITDEKTFKA LKEEGNQCVNDKNYKDALSKYSECLKINNKECAIYTNRA LCYLKLCQFEEAKQDCDQALQLADGNVKAFYRRALAHKG LKNYQKSLIDLNKVILLDPSIIEAKMELEEVTRLLNLKD KTAPFNKEKERRKIEIQEVNEGKEEPGRPAGEVSMGCLA SEKGGKSSRSPEDPEKLPIAKPNNAYEFGQIINALSTRK DKEACAHLLAITAPKDLPMFLSNKLEGDTFLLLIQSLKN NLIEKDPSLVYQHLLYLSKAERFKMMLTLISKGQKELIE QLFEDLSDTPNNHFTLEDIQALKRQYEL

Database cross reference

RefSeq Protein accession:NP_003105
RefSeq Protein gi:27262636

Liver relevance

HLPP validation

Yes/No

Yes

Project name

Chinese Liver;Human Liver Organelles;

Ontology annotation

GO-C

GO:0005737;C:cytoplasm;IEA:UniProtKB-SubCell.

GO-F

GO:0005525;F:GTP binding;IEA:UniProtKB-KW. GO:0016787;F:hydrolase activity;IEA:UniProtKB-KW.

GO-P

GO:0007338;P:single fertilization;TAS:ProtInc.

Post-translational modification

LiverAtlas Protein ID

MOD type1

Position1

Residue1

Source name1

source ID1

Source method

HLPP validation1 (Yes/no)

Quality score

HuLPr45989

PHOSPHORYLATION

347

S

Phospho-ELM

41161

HTP

N

HuLPr45989

PHOSPHORYLATION

791

S

Phospho-ELM

41162

HTP

N

HuLPr45989

PHOSPHORYLATION

177

Y

PhosphoSitePlus

457158

HTP

N

HuLPr45989

PHOSPHORYLATION

639

Y

PhosphoSitePlus

3971656

LTP

N

HuLPr45989

PHOSPHORYLATION

646

Y

PhosphoSitePlus

3971662

LTP

N

HuLPr45989

PHOSPHORYLATION

347

S

PhosphoSitePlus

3194528

LTP

N

HuLPr45989

PHOSPHORYLATION

791

S

PhosphoSitePlus

3194531

HTP

N

HuLPr45989

PHOSPHORYLATION

225

Y

PhosphoSitePlus

15561234

HTP

N

HuLPr45989

PHOSPHORYLATION

660

Y

PhosphoSitePlus

5326202

LTP

HTP

N

HuLPr45989

PHOSPHORYLATION

354

S

PhosphoSitePlus

4749171

HTP

N