Fluorescent nucleotides and labeling methods using the same
First Claim
1. A fluorescent nucleotide represented by the formula:
- X—
Y—
Z wherein, X represents a residue of a natural or non-natural nucleotide, an oligonucleotide, a polynucleotide, or a derivative thereof which binds to Y at a basic moiety of said residue;
Y represents a divalent bridging group or a single bond;
Z represents a monovalent group derived from;
a compound represented by the following general formula (I);
wherein, R1, R2, R3, and R4 independently represent a substituted or unsubstituted alkyl group, R3 and R4 may bind to each other to form a saturated or unsaturated ring;
V1, V2, V3, V4, V5, and V6 represents a hydrogen atom or a substituent, V1 and V2, V2 and V3, V4 and V5, and/or V5 and V6 may bind to each other to form a saturated or unsaturated ring;
L1, L2, L3, L4, L5, L6 and L7 independently represent a substituted or unsubstituted methine group;
W represents an oxygen atom, a sulfur atom, —
C(R3)(R4)—
or —
N(R5)—
wherein R3, R4, and R5 independently represent a substituted or unsubstituted alkyl group;
Q represents a nitrogen atom or —
C(V7)—
wherein V7 represents a hydrogen atom or a monovalent substituent and may bind to V6 to form a saturated or unsaturated ring;
M represents a counter ion;
m represents a number required to neutralize the charge of the molecule;
s represents 0 or 1;
t represents 0 or 1; and
u represents 0 or 1;
a compound represented by the following general formula (II);
wherein, V1, V2, V3, R1, R2, R3, R4, L1, L2, L3, L4, L5, L6, L7, W, M, m, s, t, and u have the same meanings as defined above;
V8 represents a hydrogen atom or a monovalent substituent, provided that, when W represents —
N(R5)—
or —
C(R3)(R4)—
, V8 may bind to a substituent on W to form a saturated or unsaturated ring;
or a compound represented by the following general formula (III);
wherein, V1, V2, V3, R1, R2, R3, R4, L1, L2, L3, L4, L5, L6, L7, W, M, m, s, t, and u have the same meanings as defined above;
E represents a nitrogen atom or —
C(R6)═
(R6 represents a hydrogen atom or a monovalent substituent;
V9 represents a hydrogen atom or a monovalent substituent and V9 may bind to R6 to form a saturated or unsaturated ring, and Z binds to Y at a reactive group existing in R1 or R2.
2 Assignments
0 Petitions
Accused Products
Abstract
Fluorescent nucleotides useful for labeling nucleic acids which are represented by the formula: X—Y—Z wherein X represents a residue of natural or non-natural nucleotide and the like and binds to Y at a basic moiety of the residue; Y represents a divalent bridging group or a single bond; Z represents a monovalent group derived from a compound represented by the formula (I) wherein R1 to R4 represent an alkyl group; V1 to V6 represent a hydrogen atom or a substituent; L1 to L7 represent a methine group; W represents an oxygen atom, a sulfur atom, —C(R3)(R4)— or —N(R5)— wherein R3 to R5 represents an alkyl group; Q represents a nitrogen atom or —C(V7)— wherein V7 represents a hydrogen atom or a monovalent substituent; M represents a counter ion; m represents a number required to neutralize the charge of the molecule; s, t and u represent 0 or 1 or the like, and binds to Y at a reactive group existing in R1 or R2.
12 Citations
16 Claims
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1. A fluorescent nucleotide represented by the formula:
- X—
Y—
Z wherein,X represents a residue of a natural or non-natural nucleotide, an oligonucleotide, a polynucleotide, or a derivative thereof which binds to Y at a basic moiety of said residue;
Y represents a divalent bridging group or a single bond;
Z represents a monovalent group derived from;
a compound represented by the following general formula (I);
wherein, R1, R2, R3, and R4 independently represent a substituted or unsubstituted alkyl group, R3 and R4 may bind to each other to form a saturated or unsaturated ring;
V1, V2, V3, V4, V5, and V6 represents a hydrogen atom or a substituent, V1 and V2, V2 and V3, V4 and V5, and/or V5 and V6 may bind to each other to form a saturated or unsaturated ring;
L1, L2, L3, L4, L5, L6 and L7 independently represent a substituted or unsubstituted methine group;
W represents an oxygen atom, a sulfur atom, —
C(R3)(R4)—
or —
N(R5)—
wherein R3, R4, and R5 independently represent a substituted or unsubstituted alkyl group;
Q represents a nitrogen atom or —
C(V7)—
wherein V7 represents a hydrogen atom or a monovalent substituent and may bind to V6 to form a saturated or unsaturated ring;
M represents a counter ion;
m represents a number required to neutralize the charge of the molecule;
s represents 0 or 1;
t represents 0 or 1; and
u represents 0 or 1;
a compound represented by the following general formula (II);
wherein, V1, V2, V3, R1, R2, R3, R4, L1, L2, L3, L4, L5, L6, L7, W, M, m, s, t, and u have the same meanings as defined above;
V8 represents a hydrogen atom or a monovalent substituent, provided that, when W represents —
N(R5)—
or —
C(R3)(R4)—
, V8 may bind to a substituent on W to form a saturated or unsaturated ring;
ora compound represented by the following general formula (III);
wherein, V1, V2, V3, R1, R2, R3, R4, L1, L2, L3, L4, L5, L6, L7, W, M, m, s, t, and u have the same meanings as defined above;
E represents a nitrogen atom or —
C(R6)═
(R6 represents a hydrogen atom or a monovalent substituent;
V9 represents a hydrogen atom or a monovalent substituent and V9 may bind to R6 to form a saturated or unsaturated ring,and Z binds to Y at a reactive group existing in R1 or R2. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
- X—
Specification