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    • 4. 发明申请
    • SYSTEMS AND METHODS FOR DETERMINING PROPERTIES THAT AFFECT AN EXPRESSION PROPERTY VALUE OF POLYNUCLEOTIDES IN AN EXPRESSION SYSTEM
    • 用于确定在表达系统中影响多核苷酸的表达性质的性质的系统和方法
    • WO2009148616A2
    • 2009-12-10
    • PCT/US2009/003412
    • 2009-06-05
    • DNA 2.0 INC.WELCH, MarkGUSTAFSSON, Claes
    • WELCH, MarkGUSTAFSSON, Claes
    • C40B30/02C40B60/12
    • C12N15/67G06F19/20G06F19/22
    • A method of designing a polynucleotide sequence encoding a polypeptide sequence of a predetermined polypeptide is provided. A frequency lookup table corresponding to an expression system is obtained. The table comprises a plurality of sequence elements and a plurality of frequency ranges, each frequency range for a corresponding sequence element. Each frequency range is a range of frequencies with which a corresponding sequence element can occur in a polynucleotide. The polynucleotide sequence is defined using the frequency lookup table by determining, for each respective sequence element in the frequency lookup table, whether the respective sequence element encodes a portion of the polypeptide sequence. When the respective sequence element encodes a portion of the polypeptide sequence, the sequence element is incorporated into the polynucleotide at a frequency of occurrence that is within the frequency range specified for the respective sequence element in the lookup table.
    • 提供了设计编码预定多肽的多肽序列的多核苷酸序列的方法。 获得与表达式系统对应的频率查找表。 该表包括多个序列元素和多个频率范围,每个频率范围用于相应的序列元素。 每个频率范围是在多核苷酸中可以发生相应序列元件的频率范围。 使用频率查找表来定义多核苷酸序列,对于频率查找表中的每个相应序列元件,确定各个序列元件是否编码多肽序列的一部分。 当各个序列元件编码多肽序列的一部分时,序列元件以在查找表中对于相应序列元件指定的频率范围内的发生频率被并入多核苷酸。
    • 6. 发明申请
    • METHODS, COMPOSITIONS AND KITS FOR A ONE-STEP DNA CLONING SYSTEM
    • 用于一步DNA克隆系统的方法,组合物和试剂盒
    • US20160032295A1
    • 2016-02-04
    • US14881004
    • 2015-10-12
    • DNA 2.0, Inc.
    • Jeremy MinshullJon Ness
    • C12N15/64
    • C12N15/64C12N15/66
    • Methods and kits for joining three or more polynucleotides to form a product polynucleotide are provided. Such a method includes forming a reaction mixture comprising (i) a vector fragment whose ends have four base overhangs resulting from cleavage of a vector with a first type IIs enzyme, (ii) a first insert nucleic acid with a four base overhang at one end resulting from cleavage by the first type IIs enzyme and a three base overhang at the other end resulting from cleavage by the second type IIs enzyme; and (iii) a second insert nucleic acid with a four base overhang at one end resulting from cleavage by the first type IIs enzyme and a three base overhang at the other end resulting from cleavage by the second type IIs enzyme, and (iv) a ligase. The four base overhangs of the vector ligate with the four base overhangs of the first and second inserts and the three base overhangs of the first and second inserts ligate with each other or three base overhangs of a spacer nucleic acid resulting from cleavage with the second type IIs enzyme to form a product polynucleotide in which the first and second insert nucleic acids are joined to the vector fragment.
    • 提供了用于连接三个或更多个多核苷酸以形成产物多核苷酸的方法和试剂盒。 这种方法包括形成反应混合物,其包含(i)载体片段,其末端具有由第一类型IIs酶切割载体产生的四个碱基突出端,(ii)在一端具有四个碱基突出端的第一插入核酸 由第一类型IIs酶的切割引起,另一端的三碱基突出端由第二种II型酶切割而产生; 和(iii)第二插入核酸,其一端具有四碱基突出端,其由第一类型IIs酶切割,另一端由三碱基突出端引起,由第二类型II酶切割,以及(iv) 连接酶 载体的四个碱基突出部分与第一和第二插入物的四个基本突出部连接,并且第一和第二插入物的三个基部突出端彼此连接或由与第二种类型的切割产生的间隔核心的三个底部突出端连接 IIs酶以形成其中第一和第二插入核酸与载体片段连接的产物多核苷酸。
    • 7. 发明授权
    • Methods, compositions and kits for a one-step DNA cloning system
    • US10253321B2
    • 2019-04-09
    • US14881004
    • 2015-10-12
    • DNA 2.0, Inc.
    • Jeremy MinshullJon Ness
    • C12Q1/68C07H21/00C12P19/34C12N15/64C12N15/66
    • Methods and kits for joining three or more polynucleotides to form a product polynucleotide are provided. Such a method includes forming a reaction mixture comprising (i) a vector fragment whose ends have four base overhangs resulting from cleavage of a vector with a first type IIs enzyme, (ii) a first insert nucleic acid with a four base overhang at one end resulting from cleavage by the first type IIs enzyme and a three base overhang at the other end resulting from cleavage by the second type IIs enzyme; and (iii) a second insert nucleic acid with a four base overhang at one end resulting from cleavage by the first type IIs enzyme and a three base overhang at the other end resulting from cleavage by the second type IIs enzyme, and (iv) a ligase. The four base overhangs of the vector ligate with the four base overhangs of the first and second inserts and the three base overhangs of the first and second inserts ligate with each other or three base overhangs of a spacer nucleic acid resulting from cleavage with the second type IIs enzyme to form a product polynucleotide in which the first and second insert nucleic acids are joined to the vector fragment.