摘要:
A toxin complex prepared by bonding a residue of a compound having target cell affinity and a residue of toxin via a spacer containing a polyalkylene glycol and a dipeptide.
摘要:
Peptides inhibiting phospholiphase C which are represented by general formula (I), wherein n represents 0 or 1; J 1 and J 2 represent each hydrogen or form together a single bond; W represents hydrogen, optionally substituted alkanoyl, optionally substituted aroyl or coumaryl; X represents a single bond, -Leu- or -Ser-Leu-Val-Glu-Leu-Val-Ser-Tyr-Tyr-Glu-Lys-His-Ala-Leu optionally having the deletion, insertion or replacement of at least one amino acid residue; Y represents a single bond or -Pro-Val-; R 1 represents hydrogen, optionally substituted alkyl or optionally substituted aryl; and R 2 represents optionally substituted alkyl or optionally substituted aryl.
摘要:
Peptides having cyclic structures represented by the following general formula(I): R 1 (X 1 ) n1 (X 2 ) n2 (X 3 ) n3 (X 4 ) n4 (X 5 ) n5 (X 6 ) n6 (X 7 ) n7 (X 8 ) n8 (X 9 ) n9 (X 10 ) n10 (x 11 )n 11 (X 12 ) n12 (X 13 ) n13 (X 14 ) n14 (X 15 ) n15 (X 16 ) n16 (X 17 ) n17 R2 and exerting the effect of restoring a P53 protein activity on P53 protein mutants or pharmacologically acceptable salts thereof. In said formula (I) X i means an arbitrary member selected from among X 1 to X 17 while n i means an arbitrary member selected from among n 1 to n 17 (provided that i is an integer of from 1 to 17), then X i represents an amino acid residue or an organic acid residue; a functional group in a residue X p selected among X 1 to X 11 (provided that p is an integer of from 1 to 11) and a functional group X q selected from among X 8 to X 17 (provided that q is an integer of from 8 to 17 and larger than p) form a cyclic structure having a crosslinkage selected from among S-S, S-CH 2 -S, S-CH 2 -C 6 H 4 ,-CH 2 -S, S-CH 2 -CO, CO-NH, NH-CO, O-CO or CO-O; R 1 represents optionally substituted alkanoyl, etc.; and R 2 represents optionally substitued alkoxy, etc.
摘要:
A peptide represented by the following formula (I) or a pharmacologically acceptable salt thereof: H-His-Ser-Gln-Gly-Thr-Phe-Thr-Asn-Asp-Tyr-Ser-Lys-Tyr-Leu-Glu-Thr-Arg-Arg-Ala-Gln-Asp-Phe-Val-Gln-Trp-Leu-Met-Asn-Ser-Lys-Arg-Ser-Gly-Gly-Pro-Thr-OH. It has cardiotonic and insulin release accelerator effects and is useful for preventing or treating heart diseases or diabetes.
摘要:
An endothelin-antagonizing peptide compound represented by general formula (I) and a pharmacologically acceptable salt thereof: R¹-R²-R³-R⁴-R⁵-R⁶-R⁷-R⁸-R⁹-R¹⁰-R¹¹-R¹²-Phe-R¹⁴-R¹⁵-R¹⁶-R¹⁷-R¹⁸-Ile-R²⁰-Z wherein R¹ is X¹-Gly, X³(a), X²-SCH₂CO or hydrogen; R² is Asn, Asp, Phe, Tyr, Ser or a single bond; R³ is Trp, Ile, Pro, Ala or a single bond; R⁴ is His, Lys, Gly, Trp, Ala or a single bond; R⁵ is Gly, Thr, Trp, Val or a single bond; R⁶ is Gly, Thr, Asn, Tyr, Asp or a single bond; R⁷ is Ala, Ser, Asn, Asp, Tyr, Phe or a single bond; R⁸ is Pro, Ala, Arg or a single bond; R⁹ is (b), (c) or a single bond; R¹⁰ is Trp or Ala; R¹¹ is Val, Pro or a single bond; R¹² is Tyr or a single bond; R¹⁴ is Ala, MeAla, Ser or Cys; R¹⁵ is His or Trp; R¹⁶ is Leu or Nva; R¹⁷ is Asp, Thr, Asn, Ser, Gly or Glu; R¹⁸ is Ile, Leu, Cha, Abu, Thi, Met, Tyr, MeLeu, MeIle, Phg or Nle; R²⁰ is Trp, Phe or Tyr; and Z is hydroxy, lower alkoxy or amino.
摘要翻译:由通式(I)表示的内皮素拮抗肽化合物及其药理学上可接受的盐:R 1 -R 2 -R 3 -R 4 -R 5 -R 6 - R 7 -R 8 -R 9 -R 1 -R 1 1 -R 1 -P-R 1 - 4 - R 1 -R 5 -R 6 -R 1 -R 7 -R 8 -Ile-R 2 -Z其中R 1是X X 3(a),X 2 -SCH 2 CO或氢; R 2是Asn,Asp,Phe,Tyr,Ser或单键; R 3是Trp,Ile,Pro,Ala或单键; R 4是His,Lys,Gly,Trp,Ala或单键; R 5是Gly,Thr,Trp,Val或单键; R 6是Gly,Thr,Asn,Tyr,Asp或单键; R 7是Ala,Ser,Asn,Asp,Tyr,Phe或单键; Pro,Ala,Arg或单键; R 9为(b),(c)或单键; R 1是Trp或Ala; R 1是Val,Pro或单键; R 1是Tyr或单键; R 1是Ala,MeAla,Ser或Cys; R 1 <5>是His或Trp; R 1是Leu或Nva; R 1是Asp,Thr,Asn,Ser,Gly或Glu; R 1是Ile,Leu,Cha,Abu,Thi,Met,Tyr,MeLeu,MeIle,Phg或Nle; R 2是Trp,Phe或Tyr; Z是羟基,低级烷氧基或氨基。
摘要:
A human granulocyte-colony stimulating polypeptide wherein at least one amino, carboxy, mercapto or guanidino group has been chemically modified by a chemical modifier; a platelet growth accelerator containing the polypeptide; a method of treating thrombocytopenic patients by administering an efficacious dose of the polypeptide; the use of the polypeptide for producing a pharmacological composition efficacious in treating thrombocytopenic patients; and a composition for treating thrombocytopenic patients comprising an efficacious dose of the polypeptide in a pharmacologically acceptable dosage form together with a pharmacologically acceptable carrier.
摘要:
A human granulocyte-colony stimulating polypeptide wherein at least one amino, carboxy, mercapto or guanidino group has been chemically modified by a chemical modifier; a platelet growth accelerator containing the polypeptide; a method of treating thrombocytopenic patients by administering an efficacious dose of the polypeptide; the use of the polypeptide for producing a pharmacological composition efficacious in treating thrombocytopenic patients; and a composition for treating thrombocytopenic patients comprising an efficacious dose of the polypeptide in a pharmacologically acceptable dosage form together with a pharmacologically acceptable carrier.
摘要:
Compounds represented by the general formula (I): R 1 -A-R 2 or pharmacologically acceptable salts thereof wherein R 1 represents (un)substituted alkanoyl, (un)substituted aroyl, (un)substituted heteroarylcarbonyl, (un)substituted alkoxycarbonyl, (un)substituted aryloxycarbonyl, (un)substituted heteroaryloxycarbonyl, or hydrogen; R 2 represents hydroxy, (un)substituted alkoxy or (un)substituted amino; and A represents a partial peptide sequence comprising at least 12 consecutive amino acid residues in the sequence of a dimer forming or DNA binding region of each member of E2F family.
摘要翻译:由通式(I)表示的化合物:R 1 -AR 2或其药理学上可接受的盐,其中R 1表示(un)取代的烷酰基,(un)取代的芳酰基,(未)取代的杂芳基羰基,(un )取代的烷氧基羰基,(取代的)取代的芳氧基羰基,(取代的)取代的杂芳氧基羰基或氢; R 2表示羟基,(未)取代的烷氧基或(取代的)取代的氨基; 并且A表示在E2F家族的每个成员的二聚体形成或DNA结合区的序列中包含至少12个连续的氨基酸残基的部分肽序列。
摘要:
A mutant peptide which has an activity of inhibiting phospholipase C and which is deficient in a peptide, or at least one amino acid residue thereof, having an amino acid sequence represented by sequence no. 1, has the peptide to which at least one amino acid residue is added, and/or is substituted by other amino acid residues or modified amino acid residues.
摘要:
A fused polypeptide composed of a polypeptide having the G-CSF activity with another polypeptide having the TPO activity; a DNA encoding this fused polypeptide; a fused polypeptide wherein a polypeptide having the G-CSF activity has been fused with another polypeptide having the TPO activity via a spacer peptide; a DNA encoding this fused polypeptide; a polypeptide wherein the above-mentioned fused polypeptide composed of the polypeptide having the G-CSF activity with the polypeptide having the TPO activity has been further chemically modified with a polyalkylene glycol derivative; and a remedy for anemia containing such a fused polypeptide as the active ingredient.