Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 339) of the influenza A H5N1 hemagglutinin (A/goose/Guiyang/337/2006) (ABJ96698.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% Manni...
Catalog: 11690-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Glu 324) of the influenza hemagglutinin (A/whooper swan/Mongolia/224/2005 (H5N1)) (ACZ36881.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, ...
Catalog: 11709-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Glu 324) of the influenza hemagglutinin (A/whooper swan/Mongolia/224/2005 (H5N1)) (ACZ36881.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, ...
Catalog: 11709-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Glu 324) of the influenza hemagglutinin (A/whooper swan/Mongolia/224/2005 (H5N1)) (ACZ36881.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, ...
Catalog: 11709-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Glu 324) of the influenza hemagglutinin (A/whooper swan/Mongolia/224/2005 (H5N1)) (ACZ36881.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, ...
Catalog: 11709-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/American green-winged teal/California/ HKWF609/07 (H5N2)) (ACF47563.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 m...
Catalog: 11699-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/American green-winged teal/California/ HKWF609/07 (H5N2)) (ACF47563.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 m...
Catalog: 11699-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of the influenza A H10N3 hemagglutinin (A/duck/Hong Kong/786/1979) (BAF46762.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% Man...
Catalog: 11693-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of the influenza A H10N3 hemagglutinin (A/duck/Hong Kong/786/1979) (BAF46762.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% Man...
Catalog: 11693-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of the influenza A H10N3 hemagglutinin (A/duck/Hong Kong/786/1979) (BAF46762.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% Man...
Catalog: 11693-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of the influenza A H10N3 hemagglutinin (A/duck/Hong Kong/786/1979) (BAF46762.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% Man...
Catalog: 11693-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of theinfluenza hemagglutinin (A/duck/HongKong/562/1979(H10N9))(ABI84469.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 40028-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of theinfluenza hemagglutinin (A/duck/HongKong/562/1979(H10N9))(ABI84469.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 40028-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of theinfluenza hemagglutinin (A/duck/HongKong/562/1979(H10N9))(ABI84469.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 40028-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 340) of theinfluenza hemagglutinin (A/duck/HongKong/562/1979(H10N9))(ABI84469.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 40028-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin H11N2 (A/duck/Yangzhou/906/2002 (H11N2)) (AAY85533.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4,...
Catalog: 11705-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin H11N2 (A/duck/Yangzhou/906/2002 (H11N2)) (AAY85533.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4,...
Catalog: 11705-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin H11N2 (A/duck/Yangzhou/906/2002 (H11N2)) (AAY85533.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4,...
Catalog: 11705-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin H11N2 (A/duck/Yangzhou/906/2002 (H11N2)) (AAY85533.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4,...
Catalog: 11705-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/mallard/Alberta/294/1977 (H11N9)) (ABB87228.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 11704-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/mallard/Alberta/294/1977 (H11N9)) (ABB87228.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 11704-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/mallard/Alberta/294/1977 (H11N9)) (ABB87228.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 11704-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/mallard/Alberta/294/1977 (H11N9)) (ABB87228.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4, 5% ...
Catalog: 11704-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of theinfluenza hemagglutin (A/mallard duck/Alberta/342/1983(H12N1))(ABB88099.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4...
Catalog: 40029-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of theinfluenza hemagglutin (A/mallard duck/Alberta/342/1983(H12N1))(ABB88099.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4...
Catalog: 40029-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of theinfluenza hemagglutin (A/mallard duck/Alberta/342/1983(H12N1))(ABB88099.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4...
Catalog: 40029-V08H1-U5
Size: 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of theinfluenza hemagglutin (A/mallard duck/Alberta/342/1983(H12N1))(ABB88099.1), termed as HA1, fused to a polyhistidine tag at the C-terminus. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7.4...
Catalog: 40029-V08H1-U50
Size: 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/green-winged teal/ALB/199/1991 (H12N5)) (ABB88110.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7....
Catalog: 11718-V08H1-U25
Size: 5 × 5 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/green-winged teal/ALB/199/1991 (H12N5)) (ABB88110.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7....
Catalog: 11718-V08H1-U250
Size: 5 × 50 µg
Category: Products & Services > Proteins, Enzymes, & Peptides > Viral & Microbial Proteins
Hemagglutinin subunit 1 (HA1), recombinant viral protein is supplied as a lyophilized powder. In general, recombinant proteins can be used as protein stucture analysis and in cell biology research applications. This recombinant protein was expressed from a DNA sequence encoding the N-terminal segment (Met 1-Arg 342) of the influenza A hemagglutinin (A/green-winged teal/ALB/199/1991 (H12N5)) (ABB88110.1), termed as HA1, fused to a C-terminal polyhistidine tag. Activity: This recombinant protein has not been tested. Formulation: 140 mM NaCl, 2.7 mM KCl, 10 mM Na 2 HPO 4 , 1.8 mM KH 2 PO 4 , pH7....
Catalog: 11718-V08H1-U5
Size: 5 µg