ASIN Patent | Page 6

Method of amplification of nucleic acids | USPTO 6,737,253

PeakTrace
Claims
 
What is claimed is: 
 
1. A method of amplifying a nucleotide s
tide sequence comprises at least one reg
region of known sequence comprises, in a
region and a second known region wherein
are immediately adjacent each other and 
equence of interest wherein the nucleo-
ion of known sequence, wherein the 
 3' to 5' direction: a first known 
 the first and second known regions 
wherein the method comprises: 
1) a first amplification step of at leas
the nucleotide sequence of interest usin
t two cycles comprising amplifying 
g at least 
(a) as a template, a sequence comprising
of interest; 
 at least the nucleotide sequence 
 
(b) one first primer having, in a 5' to 
degenerate sequence corresponding to the
complementary to the second known region
and 
3' direction: a 5' tag sequence; a 
 first known region; and a sequence 
 of the nucleotide sequence of interest; 
 
(c) a reverse primer, deoxyribonucleosid
enzyme conducted under reaction conditio
step generates a first amplification pro
e triphosphates (dNTPs) and suitable 
ns such that the first amplification 
duct; and 
2) a second amplification step comprisin
of interest using at least 
g amplifying the nucleotide sequence 
 
(a) as a template, the first amplificati
on product; and 
(b) one second primer having, in a 5' to
ises to the complementary strand of the 
and a sequence complementary to the firs
nce of interest; which second amplificat
ion product. 
 3' direction: a sequence which hybrid-
5' tag sequence of the first primer 
t known region of the nucleotide seque-
ion step generates a second amplificat-
 
2. A method of amplifying and sequencing
comprising amplifying a nucleotide seque
of claim 1 and sequencing the second amp
 a nucleotide sequence of interest 
nce of interest according to the method 
lification product. 
3. A method according to claim 1 wherein
chain reaction. 
 the amplification step is a polymerase 
 
4. A method according to claim 1 wherein
respectively, the 5' tag sequence and th
complementary strand of the 5' tag seque
5. A method according to claim 1 wherein
fic sequence. 
, in the first and second primers 
e sequence which hybridises to the 
nce of the first primer, are the same. 
 the 5' tag sequence is a vector speci-
 
6. A method according to claim 5 wherein
M13 phage, pUC18, pBR322, pGEM, BLUESCRI
 the 5' tag sequence is derived from 
PT, or pBELOBACII. 
7. A method according to claim 1 wherein
in length. 
 the 5' tag sequence is 10 to 25 bases 
 
8. A method according to claim 7 wherein
in length. 
 the 5' tag sequence is 15 to 18 bases 
 
9. A method according to claim 8 wherein
length. 
 the 5' tag sequence is 15 bases in 
 
10. A method according to claim 1 wherei
complementary to the second known region
n, in the first primer, the sequence 
 is 4 to 8 bases in length. 
11. A method according to claim 10 where
complementary to the second known region
in, in the first primer, the sequence 
 is 6 bases in length. 
12. A method according to claim 1 wherei
sequence together with the sequence comp
of the nucleotide sequence of interest i
n, in the first primer, the degenerate 
lementary to the second known region 
s 6 to 12 bases in length. 
13. A method according to claim 12 where
sequence together with the sequence comp
of the nucleotide sequence of interest i
in, in the first primer, the degenerate 
lementary to the second known region 
s 9 bases in length. 
14. A method according to claim 1 wherei
complementary to the first known region 
is 1 to 5 bases in length. 
n, in the second primer, the sequence 
of the nucleotide sequence of interest 
 
15. A method according to claim 14 where
complementary to the first known region 
is 3 bases in length. 
in, in the second primer, the sequence 
of the nucleotide sequence of interest 
 
16. A method according to claim 2 wherei
which hybridises to the complementary se
used as a sequencing primer. 
n the 5' tag sequence, or a sequence 
quence of the 5' tag sequence, is 
 
17. A method according to claim 2 wherei
ncing primer. 
n the second primer is used as a seque-
 
18. A method according to claim 1 wherei
comprise two first primers and two secon
of the first primers acts as a reverse p
and one of the second primers acts as a 
tion step. 
n the first and second amplifications 
d primers respectively, wherein one 
rimer in the first amplification step 
reverse primer in the second amplifica-
 
19. A method according to claim 18 where
the first primers is different. 
in the 5' tag sequence on each of 
 
20. A method according to claim 1 wherei
aneously. 
n steps 1) and 2) are performed simult-
 
21. A set of primers comprising: 
 
(a) a first primer having, in a 5' to 3'
erate sequence; and a predetermined sequ
ately adjacent to each other; and 
 direction: a 5' tag sequence; a degen-
ence, wherein the sequences are immedi-
 
(b) a second primer having in a 5' to 3'
to the complementary strand of the 5' ta
a predetermined sequence corresponding t
sequence of the first primer. 
 direction: a sequence which hybridises 
g sequence of the first primer, and 
o at least a portion of the degenerate 
 
22. A primer set according to claim 21 w
of the first primer is 4 to 8 bases in l
herein, the predetermined sequence 
ength. 
23. A primer set according to claim 22 w
of the first primer is 6 bases in length
herein, the predetermined sequence 
. 
24. A primer set according to claim 21 w
with the predetermined sequence of the f
25. A primer set according to claim 24 w
with the predetermined sequence of the f
26. A primer set according to claim 21 w
of the second primer is 1 to 5 bases in 
herein, the degenerate sequence together 
irst primer is 6 to 12 bases in length. 
herein, the degenerate sequence together 
irst primer is 9 bases in length. 
herein, the predetermined sequence 
length. 
27. A primer set according to claim 26 w
of the second primer is 3 bases in lengt
herein, the predetermined sequence 
h. 
28. A primer set according to claim 21 w
specific sequence. 
herein the 5' tag sequence is a vector 
 
29. A primer set according to claim 28 w
from M13 phage, pUC18, pBR322, pGEM, BLU
herein the 5' tag sequence is derived 
ESCRIPT, or pBELOBACII. 
30. A primer set according to claim 21 w
25 bases in length. 
herein the 5' tag sequence is 10 to 
 
31. A primer set according to claim 30 w
18 bases in length. 
herein the 5' tag sequence is 15 to 
 
32. A primer set according to claim 31 w
in length. 
herein the 5' tag sequence is 15 bases 
 
33. A primer set library comprising a se
34. A kit comprising a primer set accord
t of primers according to claim 21. 
ing to claim 21. 
35. A kit comprising a primer library ac
cording to claim 33. 
36. A method of amplifying and sequencin
wherein the nucleotide sequence comprise
wherein the region of known sequence com
first known region of 3 bases and a seco
the first and second known regions are i
wherein the method comprises: 
g a nucleotide sequence of interest 
s at least one region of known sequence, 
prises, in a 3' to 5' direction: a 
nd known region of 6 bases wherein 
mmediately adjacent each other and 
 
1) a first polymerase chain reaction (PC
at least 
R) of at least two cycles comprising 
 
(a) as a template, a sequence comprising
of interest; 
 at least the nucleotide sequence 
 
(b) one first primer having, in a 5' to 
degenerate sequence corresponding to the
complementary to the second known region
and 
3' direction: a 5' tag sequence; a 
 first known region; and a sequence 
 of the nucleotide sequence of interest; 
 
(c) a reverse primer, deoxyribonucleosid
conducted under reaction conditions such
PCR product; 
e triphosphates (dNTPs) and polymerase 
 that the first PCR generates a first 
 
2) a second PCR comprising at least 
 
(a) as a template, the first PCR product
; and 
(b) one second primer having, in a 5' to
as the first primer and a sequence compl
of the nucleotide sequence of interest w
PCR product; and 
 3' direction: the same 5' tag sequence 
ementary to the first known region 
hich second PCR generates a second 
 
3) sequencing the second PCR product usi
primer. 
ng the 5' tag sequence as a sequencing 
 
37. A method of amplifying and sequencin
wherein the nucleotide sequence comprise
wherein the region of known sequence com
first known region and a second known re
known regions are immediately adjacent e
ises: 
g a nucleotide sequence of interest 
s at least one region of known sequence, 
prises, in a 3' to 5' direction: a 
gion wherein the first and second 
ach other and wherein the method compr-
 
1) an amplification step of at least two
nucleotide sequence of interest using at
 cycles comprising amplifying the 
 least 
(a) as a template, a sequence comprising
of interest: 
 at least the nucleotide sequence 
 
(b) one primer having, in a 5' to 3' dir
sequence corresponding to the first know
to the second known region of the nucleo
ection: a 5' tag sequence; a degenerate 
n region; and a sequence complementary 
tide sequence of interest; and 
(c) a reverse primer, deoxyribonucleosid
enzyme under reaction conditions such th
an amplification product; and 
e triphosphates (dNTPs) and suitable 
at the amplification step generates 
 
2) a sequencing step comprising sequenci
(a) as a template, the amplification pro
in a 5' to 3' direction; a sequence whic
strand of the 5' tag sequence of the pri
step, and a sequence complementary to th
sequence of interest. 
ng the amplification product using: 
duct; and a sequencing primer having, 
h hybridises to the complementary 
mer utilised in the amplification 
e first known region of the nucleotide 
 
38. A method according to claim 37 where
ase chain reaction. 
in the amplification step is a polymer-
 
39. A method according to claim 37 where
amplification step and in the sequencing
sequence and the sequence which hybridis
the 5' tag sequence of the primer utilis
the same. 
in, in the primer utilised in the 
 primers respectively, the 5' tag 
es to the complementary strand of 
ed in the amplification step, and 
 
40. A method according to claim 36 where
specific sequence. 
in the 5' tag sequence is a vector 
 
41. A method according to claim 39 where
from M13 phage, pUC18, pBR322, pGEM, BLU
in the 5' tag sequence is derived 
ESCRIPT, or pBELOBACII. 
42. A method according to claim 36 where
bases in length. 
in the 5' tag sequence is 10 to 25 
 
43. A method according to claim 42 where
bases in length. 
in the 5' tag sequence is 15 to 18 
 
44. A method according to claim 43 where
in length. 
in the 5' tag sequence is 15 bases 
 
45. A method according to claim 37 where
amplification step, the sequence complem
is 4 to 8 bases in length.
in, in the primer utilised in the 
entary to the second known region 
 
46. A method according to claim 45 where
amplification step, the sequence complem
is 6 bases in length.
in, in the primer utilised in the 
entary to the second known region 
 
47. A method according to claim 37 where
amplification step, the degenerate seque
entary to the second known region of the
6 to 12 bases in length.
in, in the primer utilised in the 
nce together with the sequence complem-
 nucleotide sequence of interest is 
 
48. A method according to claim 47 where
amplification step, the degenerate seque
entary to the second known region of the
9 bases in length.
in, in the primer utilised in the 
nce together with the sequence complem-
 nucleotide sequence of interest is 
 
49. A method according to claim 38 where
sequence complementary to the first know
of interest is 1 to 5 bases in length.
in, in the sequencing primer, the 
n region of the nucleotide sequence 
 
50. A method according to claim 49 where
sequence complementary to the first know
of interest is 3 bases in length.
in, in the sequencing primer, the 
n region of the nucleotide sequence 
 

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