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2 Shaker Rd Suites
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Floor 6, Suite 620
20700 44th Avenue W
Lynnwood, WA 98036

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Tel: +1 (206) 374-1102
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Biologically Active Proteins

bioactive proteins
LSBio’s biologically active proteins have been tested to confirm that they retain their functional attributes. Each protein is uniquely tested based upon its particular function, such as measuring the ability of an enzyme to hydrolyze a substrate, using a cell proliferation assay to test a growth factor, or a cytotoxicity assay to test proteins that can cause cell death. These proteins are a cost-effective resource for use in a wide variety of in vitro research applications.

☰ Filters
Proteins (999+)
Native (8)
Recombinant (999+)
ACE2 / ACE-2 (8)
Adiponectin (10)
BAFF / TNFSF13B (7)
BLC / CXCL13 (7)
BMP2 (7)
BMP4 (7)
BTC / Betacellulin (7)
CCL11 / Eotaxin (12)
CCL17 / TARC (8)
CCL2 / MCP1 (9)
CCL20 / MIP-3-Alpha (12)
CCL21 / SLC (8)
CCL22 / MDC (10)
CCL24 / Eotaxin 2 (8)
CCL25 / TECK (8)
CCL28 / MEC (9)
CCL3 / MIP-1-Alpha (10)
CCL4 / MIP-1 Beta (12)
CCL5 / RANTES (11)
CCL7 / MCP3 (7)
CCL8 / MCP2 (9)
CD274 / B7-H1 / PD-L1 (10)
CD40L (13)
CNTF (10)
CSF1 / MCSF (24)
CSF1R / CD115 / FMS (7)
CSF2 / GM-CSF (27)
CSF3 / G-CSF (17)
CTLA4 / CD152 (7)
CX3CL1 / Fractalkine (10)
CXCL1 / GRO Alpha (13)
CXCL10 / IP-10 (12)
CXCL11 (8)
CXCL3 / GRO Gamma (9)
CXCL4 / PF4 (8)
CXCL5 (14)
CXCL9 / MIG (9)
EGF (23)
EPO / Erythropoietin (10)
FGF1 / Acidic FGF (13)
FGF10 (7)
FGF2 / Basic FGF (25)
FGF4 (7)
FGF7 / KGF (9)
FGF8 (7)
FGF9 (9)
FLT3LG / Flt3 Ligand (15)
GDNF (10)
GH / Growth Hormone (8)
HBEGF / HB EGF (8)
HGF / Hepatocyte Growth Factor (8)
HKU1-CoV S1 (10)
IFN Beta / Interferon Beta (7)
IFN Gamma / Interferon Gamma (22)
IFNA2 / Interferon Alpha 2 (7)
IGF1 (21)
IGF2 (8)
IL-10 (24)
IL11 (10)
IL13 (21)
IL15 (15)
IL16 (9)
IL17A (16)
IL17F (9)
IL1A / IL-1 Alpha (16)
IL-1B / IL-1 Beta (25)
IL1F9 (7)
IL1RN (9)
IL2 (30)
IL21 (14)
IL22 (17)
IL3 (20)
IL-33 (11)
IL4 (25)
IL5 (17)
IL6 / Interleukin 6 (26)
IL7 (17)
IL8 / Interleukin 8 (11)
IL9 (9)
KDR / VEGFR2 / FLK1 (8)
KITLG / SCF (21)
Leptin (10)
LIF (13)
MIP2 / GRO2 / CXCL2 (14)
NOG / Noggin (11)
NRG1 / Heregulin / Neuregulin (11)
OSM / Oncostatin M (17)
PDGF-BB (12)
PRL / Prolactin (9)
PTH / Parathyroid Hormone (8)
SARS-CoV-2 S1 (14)
SARS-CoV-2 Spike Glycoprotein (14)
SDF1 / CXCL12 (26)
SHH / Sonic Hedgehog (11)
TGFB1 / TGF Beta 1 (11)
THPO / TPO / Thrombopoietin (13)
TNF Alpha (39)
TNFRSF10B / Killer / DR5 (8)
TNFRSF9 / 4-1BB / CD137 (10)
VEGFA / VEGF (10)
Bind (80)
ELISA (72)
Func (72)
SDS-PAGE (138)
Product Group
All Coronavirus Proteins (11)
Alzheimer's Disease (1)
Coronavirus Antibodies Proteins cDNAs (285)
Cytokine Release Syndrome (266)
Cytokine Release Syndrome Proteins (268)
SARS-CoV-2 Associated Proteins (7)
SARS-CoV-2 Proteins (11)
Animal-free (97)
No (999+)
Yes (5)
10His, C-terminus (5)
10His-SUMO, N-terminus (1)
6His, C-terminus (86)
6His, N-terminus (11)
6His, N-terminus + 6His, C-terminus (2)
6His-AVI, C-terminus (1)
6His-SUMO, N-terminus (3)
8His, C-terminus (1)
AVI-6His, C-terminus (7)
AVI-Fc, C-terminus (1)
AVI-His, C-terminus (3)
DDK (Flag) (1)
DDK (Flag)-Human ACRP30headless aa 16-108 (1)
DDK (Flag)-Human ACRP30headless aa 18-111 (1)
DDK,N-terminus (1)
Fc, C-terminus (35)
Fc-6His, C-terminus (7)
Fc-AVI, C-terminus (6)
GST, N-terminus (7)
His (105)
His, C-Terminal (14)
His, N-Terminal (7)
His, N-terminus (1)
His, N-terminus + His, C-terminus (1)
His, N-terminus + Human IgG Fc, C-terminus (1)
His,C-terminus (108)
His,N-terminus (8)
His-AVI, N-terminus (1)
His-GST, N-terminus (3)
His-Linker Peptide (1)
His-Myc (1)
Human IgG Fc, C-terminus (21)
Human IgG Fc-6His, C-terminus (1)
Human IgG1 Fc (12)
Human IgG1 Fc, C-terminus (3)
Human IgG1 Fc, N-terminus (13)
Human Mutant IgG1 Fc (4)
Human Mutant IgG1 Fc, N-terminus (1)
Isoleucine Zipper Motif (1)
mFc, C-terminus (4)
Mouse IgG Fc, C-terminus (6)
Mouse IgG1 Fc, C-terminus (2)
Mouse IgG2 Fc (10)
Mouse IgG2a Fc, C-terminus (1)
Mouse IgG2a Fc, N-terminus (10)
Mouse Mutant IgG2a Fc (4)
Rabbit IgG Fc, C-terminus (2)
Rabbit IgG Fc, N-terminus (1)
Tat (2)
Bacillus subtilis (3)
Bacteria (1)
Bovine (3)
Chicken (1)
Coronavirus MERS (3)
Coronavirus SARS-CoV (2)
Coronavirus SARS-CoV-2 (31)
Cynomolgus (5)
E. coli (9)
Escherichia coli (2)
Guinea pig (1)
H. pylori (1)
Hamster-Chinese (1)
Horse (2)
Human (999+)
Human Herpesvirus 8 (1)
Marmoset (1)
Monkey-Rhesus (3)
Mouse (497)
Mycobacterium tuberculosis (1)
Mycoplasma (1)
Pig (4)
Rabbit (3)
Rat (125)
Rhesus monkey (19)
Schistosoma japonicum (2)
Staphylococcus aureus (1)
Staphylococcus phage 42D (1)
Trichoplusia ni (1)
Virus (11)
Zebrafish (2)
Baculovirus (21)
Cell Culture (1)
CHO Cells (217)
E. coli (999+)
HEK 293 Cells (249)
HeLa Cells (2)
High Five Cells (16)
Human (48)
Human Cells (11)
Human Embryonic Kidney 293 Cells (28)
Insect Cells (16)
Mammalian Cells (93)
NS1 Cells (1)
Sf21 Cells (3)
Sf9 Cells (4)
Yeast (17)
Purified (999+)
Low endotoxin level (999+)
Biologically active (999+)
Animal-free (102)
ARSA / Arylsulfatase A Protein
Select
HEK 293 Cells
His,C-terminus
SDS-PAGE
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
The recombinant human ARSA consists of 500 amino acids and predicts a molecular mass of 53 kDa. as estimated by SDS-PAGE under reducing conditions.
50 µg/$441; 500 µg/$1,697
CD19 Protein - Measured by its binding ability in a functional ELISA. Immobilized human CD19at 0.02µg/ml(100µL/well) can bind anti-human CD19 Mab with a linear range of 0.9-500 ng/ml.
Select
HEK 293 Cells
His,C-terminus
Bind ELISA Func SDS-PAGE
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
The recombinant human CD19 consists of 283 amino acids and predictes a molecular mass of 31.6 kDa. In SDS-PAGE under reducing conditions, rhCD19 migrates as an approximately 47 kDa band due to glycosylation.
50 µg/$480; 500 µg/$2,324
CD19 Protein - (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
Select
Mammalian Cells
Fc, C-terminus
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
57.3 kDa
50 µg/$516; 10 µg/$313; 1 mg/$2,837; 500 µg/$1,987
CLEC4C / CD303 / BDCA-2 Protein
Select
E. coli
6His-SUMO, N-terminus
Biologically active
35.94 kD
1 mg/$1,355; 100 µg/$420; 20 µg/$323
Select
CHO Cells
None
Biologically active
Less than 0.2 EU/µg protein (determined by LAL method).
15~19 kDa (SDS-PAGE)
50 µg/$478; 10 µg/$296; 1 mg/$2,653
Select
E. coli
None
Biologically active
Less than 0.1 ng/µg of protein (less than 1EU/µg).
14.5 kDa
5 µg/$268; 20 µg/$349
Select
E. coli
None
Biologically active
Less than 0.2 EU/µg protein (determined by LAL method).
14.3 kDa (SDS-PAGE)
50 µg/$402; 10 µg/$278; 1 mg/$1,933
Select
CHO Cells
None
Biologically active
Less than 0.2 EU/µg protein (determined by LAL method).
22-28 kDa (SDS-PAGE)
50 µg/$478; 10 µg/$296; 1 mg/$2,653
Select
Yeast
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
26-32 kDa (SDS-PAGE)
1 mg/$2,653
CSF2 / GM-CSF Protein - Biological Activity GM-CSF, Human stimulates cell proliferation of R&D TF-1 cells. The ED 50 for this effect is less than 0.5ng/mL.
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
14 kDa (SDS-PAGE)
50 µg/$478; 10 µg/$296; 1 mg/$2,653
Select
CHO Cells
None
Biologically active
Less than 0.2 EU/µg protein (determined by LAL method).
16-26 kDa (SDS-PAGE)
50 µg/$364; 10 µg/$278; 1 mg/$1,933
Select
None
Biologically active
14.6 kD
20 µg/$476
CSF2 / GM-CSF Protein - (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
Select
Mammalian Cells
6His, C-terminus
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
15.5 kDa
50 µg/$487; 10 µg/$303; 1 mg/$2,837; 500 µg/$1,987
CSF2 / GM-CSF Protein - (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
14.6 kDa
50 µg/$556; 10 µg/$324; 1 mg/$2,269; 500 µg/$1,639
Select
E. coli
His,C-terminus
Biologically active
Less than 0.1 EU/µg protein (determined by LAL method).
~16 kDa (SDS-PAGE)
10 µg/$288; 50 µg/$428
Select
E. coli
None
Biologically active
Less than 1 EU/µg (determined by LAL method).
14.4 kDa
10 µg/$364; 1 mg/$3,661
Select
E. coli
None
Biologically active
Less than 0.3 EU/µg protein (determined by LAL method).
14 kDa
1 mg/$2,653
Select
Human Embryonic Kidney 293 Cells
His, N-terminus
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
16.9 kDa
100 µg/$987; 1 mg/$5,732
CSF2 / GM-CSF Protein - (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
14.2 kDa
50 µg/$698; 10 µg/$356; 1 mg/$3,095; 500 µg/$1,987
CSF2 / GM-CSF Protein - (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
Select
Mammalian Cells
6His, C-terminus
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
15.1 kDa
50 µg/$698; 10 µg/$356; 1 mg/$3,095; 500 µg/$1,987
CSF2 / GM-CSF Protein
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
~15 kDa
20 µg/$291; 100 µg/$409; 1 mg/$2,497
CSF2 / GM-CSF Protein
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
~14 kDa
20 µg/$390; 100 µg/$1,237; 1 mg/$5,479
Select
E. coli
None
Biologically active
Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg).
5 µg/$281; 20 µg/$369
CSF2 / GM-CSF Protein
Select
E. coli
None
Biologically active
Less than 1.0 EU/µg protein (determined by LAL method).
100 µg/$511; 500 µg/$1,355; 20 µg/$323; 10 µg/$286; 50 µg/$392; 250 µg/$872
Select
E. coli
None
Biologically active
Less than 0.01 ng/µg of protein (Less than 0.1 EU/µg).
5 µg/$281; 20 µg/$369
Viewing 1-25 of 2333 product results