Isolated DNA coding for spider silk protein, a replicable vector and a transformed cell containing the DNA
First Claim
Patent Images
1. An isolated DNA which codes for a protein comprising the amino acid sequence described in SEQ. ID. NO. 2.
0 Assignments
0 Petitions
Accused Products
Abstract
The present invention is directed to isolated cDNA which codes for spider silk protein or a fragment or variant thereof, a replicable vector containing cDNA which codes for spider silk protein and which is capable of expressing spider silk protein, a transformed cell or microorganism containing cDNA which codes for spider silk protein or a fragment thereof which is capable of expressing spider silk protein and products, such as fibers, which may be manufactured utilizing the recombinant protein of the present invention.
-
Citations
20 Claims
- 1. An isolated DNA which codes for a protein comprising the amino acid sequence described in SEQ. ID. NO. 2.
-
2. An isolated DNA which codes for a protein comprising the amino acid sequence described in SEQ. ID. NO. 4.
-
3. An isolated DNA which encodes a protein comprising repeating units having amino acid sequences selected from the group consisting of SEQ ID NO:
- 26, SEQ ID NO;
27, SEQ ID NO;
28, SEQ ID NO;
29, SEQ ID NO;
30, SEQ ID NO;
31, SEQ ID NO;
32, SEQ ID NO;
33, SEQ ID NO;
34, SEQ ID NO;
35, SEQ ID NO;
36, and SEQ ID NO;
37, and mixtures thereof.
- 26, SEQ ID NO;
-
4. An isolated DNA molecule encoding a protein which comprises nucleotides encoding repeat units having the amino acid sequence Ala-Gly-Arg-Gly-Gly-Xaa-Gly-Gly-Zaa-Gly-Ala-Gly- (Ala)m -Gly-Gly-Ala-Gly-Glu-Gly-Gly-Baa-Gly-Gly-Leu-Gly-Gly-Glu-Gly (SEO ID NO:
- 7), wherein m is 6 or 7 and wherein Xaa, Zaa and Baa are leucine, tyrosine or glutamine and Xaa is not the same amino acid as Zaa.
- View Dependent Claims (15, 16)
-
5. An isolated DNA which encodes a protein comprising repeating units having amino acid sequences selected from the group consisting of SEQ ID NO:
- 38, SEQ ID NO;
39, SEQ ID NO;
40, SEQ ID NO;
41, SEQ ID NO;
42, SEQ ID NO;
43, SEQ ID NO;
44, SEQ ID NO;
45, SEQ ID NO;
46, SEQ ID NO;
47, SEQ ID NO;
48, SEQ ID NO;
50, SEQ ID NO;
51, SEQ ID NO;
52, SEQ ID NO;
53, SEQ ID NO;
55, SEQ ID NO;
56, SEQ ID NO;
58, SEQ ID NO;
59, SEQ ID NO;
60, SEQ ID NO;
61, and SEQ ID NO;
62, and mixtures thereof.
- 38, SEQ ID NO;
- 6. An isolated cDNA which codes for a protein comprising repeating units wherein said repeating units are comprised of a sequence represented by the formula
- space="preserve" listing-type="equation">[(A).sub.m (X).sub.n ].sub.p
wherein m is an integer of 4 to 10, n is an integer of 10 to 20, p is an integer of 1 to 100 and each X, which may be the same or different, is selected from the group consisting of P, G, A, Q, Y and L, wherein at least 50% of the X'"'"'s are G. - View Dependent Claims (7, 8, 9, 10, 11, 17, 18)
-
19. A plasmid pLM-4 which is contained in ATCC Deposit No. 68567.
-
20. A plasmid pMB-2 which is contained in ATCC Deposit No. 68568.
Specification