Complet list of 2crd hssp fileClick here to see the 3D structure Complete list of 2crd.hssp file
HSSP       HOMOLOGY DERIVED SECONDARY STRUCTURE OF PROTEINS , VERSION 2.0 2011
PDBID      2CRD
THRESHOLD  according to: t(L)=(290.15 * L ** -0.562) + 5
REFERENCE  Sander C., Schneider R. : Database of homology-derived protein structures. Proteins, 9:56-68 (1991).
CONTACT    Maintained at http://www.cmbi.ru.nl/ by Maarten L. Hekkelman 
DATE       file generated on 2014-05-17
HEADER     NEUROTOXIN                              17-FEB-93   2CRD
COMPND     MOL_ID: 1; MOLECULE: CHARYBDOTOXIN; CHAIN: A; ENGINEERED: YES
SOURCE     MOL_ID: 1; ORGANISM_SCIENTIFIC: LEIURUS QUINQUESTRIATUS HEBRAEUS; ORGA
AUTHOR     F.BONTEMS,C.ROUMESTAND,B.GILQUIN,A.MENEZ,F.TOMA
DBREF      2CRD A    2    37  UNP    P13487   SCKA_LEIQH       2     37
SEQLENGTH    37
NCHAIN        1 chain(s) in 2CRD data set
NALIGN       31
NOTATION : ID: EMBL/SWISSPROT identifier of the aligned (homologous) protein
NOTATION : STRID: if the 3-D structure of the aligned protein is known, then STRID is the Protein Data Bank identifier as taken
NOTATION : from the database reference or DR-line of the EMBL/SWISSPROT entry
NOTATION : %IDE: percentage of residue identity of the alignment
NOTATION : %SIM (%WSIM):  (weighted) similarity of the alignment
NOTATION : IFIR/ILAS: first and last residue of the alignment in the test sequence
NOTATION : JFIR/JLAS: first and last residue of the alignment in the alignend protein
NOTATION : LALI: length of the alignment excluding insertions and deletions
NOTATION : NGAP: number of insertions and deletions in the alignment
NOTATION : LGAP: total length of all insertions and deletions
NOTATION : LSEQ2: length of the entire sequence of the aligned protein
NOTATION : ACCNUM: SwissProt accession number
NOTATION : PROTEIN: one-line description of aligned protein
NOTATION : SeqNo,PDBNo,AA,STRUCTURE,BP1,BP2,ACC: sequential and PDB residue numbers, amino acid (lower case = Cys), secondary
NOTATION : structure, bridge partners, solvent exposure as in DSSP (Kabsch and Sander, Biopolymers 22, 2577-2637(1983)
NOTATION : VAR: sequence variability on a scale of 0-100 as derived from the NALIGN alignments
NOTATION : pair of lower case characters (AvaK) in the alignend sequence bracket a point of insertion in this sequence
NOTATION : dots (....) in the alignend sequence indicate points of deletion in this sequence
NOTATION : SEQUENCE PROFILE: relative frequency of an amino acid type at each position. Asx and Glx are in their
NOTATION : acid/amide form in proportion to their database frequencies
NOTATION : NOCC: number of aligned sequences spanning this position (including the test sequence)
NOTATION : NDEL: number of sequences with a deletion in the test protein at this position
NOTATION : NINS: number of sequences with an insertion in the test protein at this position
NOTATION : ENTROPY: entropy measure of sequence variability at this position
NOTATION : RELENT: relative entropy, i.e.  entropy normalized to the range 0-100
NOTATION : WEIGHT: conservation weight

## PROTEINS : identifier and alignment statistics
  NR.    ID         STRID   %IDE %WSIM IFIR ILAS JFIR JLAS LALI NGAP LGAP LSEQ2 ACCNUM     PROTEIN
    1 : KAX11_LEIQH 1BAH    1.00  1.00    2   37   24   59   36    0    0   59  P13487     Potassium channel toxin alpha-KTx 1.1 OS=Leiurus quinquestriatus hebraeus PE=1 SV=4
    2 : KAX1C_LEIQH         0.94  0.97    2   37   24   59   36    0    0   59  P59943     Potassium channel toxin alpha-KTx 1.12 OS=Leiurus quinquestriatus hebraeus PE=3 SV=1
    3 : KAX1D_LEIQH         0.92  0.97    2   37    2   37   36    0    0   37  P59944     Potassium channel toxin alpha-KTx 1.13 OS=Leiurus quinquestriatus hebraeus PE=1 SV=1
    4 : KAX12_LEIQH 1LIR    0.78  0.97    2   37   24   59   36    0    0   59  P45628     Potassium channel toxin alpha-KTx 1.2 OS=Leiurus quinquestriatus hebraeus PE=1 SV=2
    5 : KAX13_MESTA         0.69  0.77    2   36    2   36   35    0    0   37  P24663     Potassium channel toxin alpha-KTx 1.3 OS=Mesobuthus tamulus PE=1 SV=2
    6 : KAX16_MESMA 2BMT    0.69  0.86    2   37   23   58   36    0    0   58  Q9NII5     Potassium channel toxin alpha-KTx 1.6 OS=Mesobuthus martensii PE=1 SV=1
    7 : KAX1X_MESMA         0.69  0.86    2   37   23   58   36    0    0   58  H2ER22     Potassium channel toxin alpha-KTx Kcug1a OS=Mesobuthus martensii PE=2 SV=1
    8 : Q1EFP8_MESMA        0.69  0.86    2   37   23   58   36    0    0   58  Q1EFP8     Potassium channel toxin BmKTX2' OS=Mesobuthus martensii PE=3 SV=1
    9 : KAX14_CENLM         0.63  0.74    2   36    2   36   35    0    0   37  P0C167     Potassium channel toxin alpha-KTx 1.4 OS=Centruroides limbatus PE=1 SV=1
   10 : A0RZD1_MESMA        0.61  0.81    2   37   22   57   36    0    0   57  A0RZD1     Potassium-channel toxin protein OS=Mesobuthus martensii GN=TX1 PE=3 SV=1
   11 : KAX15_MESMA 1BIG    0.61  0.81    2   37   22   57   36    0    0   57  Q9NII6     Potassium channel toxin alpha-KTx 1.5 OS=Mesobuthus martensii PE=1 SV=1
   12 : KAX1F_MESMA         0.61  0.83    2   37   22   57   36    0    0   57  H2ER23     Potassium channel toxin alpha-KTx 1.15 OS=Mesobuthus martensii PE=2 SV=1
   13 : V9LLY8_MESMA        0.61  0.83    2   37   22   57   36    0    0   57  V9LLY8     Toxin BmTX4 OS=Mesobuthus martensii PE=3 SV=1
   14 : KAX19_CENLM         0.59  0.74    2   35    2   35   34    0    0   36  P59848     Potassium channel toxin alpha-KTx 1.9 (Fragment) OS=Centruroides limbatus PE=1 SV=1
   15 : KAX1E_MESMA         0.58  0.78    2   37   24   59   36    0    0   59  H2ETQ6     Potassium channel toxin alpha-KTx 1.14 OS=Mesobuthus martensii PE=2 SV=1
   16 : KAX1B_CENNO         0.57  0.69    2   36    2   36   35    0    0   37  P0C182     Potassium channel toxin alpha-KTx 1.11 OS=Centruroides noxius PE=1 SV=1
   17 : B8XH43_BUTOS        0.51  0.63    3   37   26   60   35    0    0   60  B8XH43     Putative potassium channel toxin Tx753 OS=Buthus occitanus israelis PE=3 SV=1
   18 : KA158_MESMA         0.50  0.62    3   36   26   58   34    1    1   60  Q86BX0     Potassium channel toxin alpha-KTx 15.8 OS=Mesobuthus martensii PE=2 SV=1
   19 : KA232_VAEMS         0.50  0.65    3   36    2   34   34    1    1   35  P0DJ32     Potassium channel toxin alpha-KTx 23.2 OS=Vaejovis mexicanus smithi PE=1 SV=1
   20 : KAX43_TITDI         0.50  0.67    2   37    2   37   36    0    0   37  P59925     Potassium channel toxin alpha-KTx 4.3 OS=Tityus discrepans PE=1 SV=1
   21 : KAX44_TITOB         0.50  0.64    2   37    2   37   36    0    0   37  P60210     Potassium channel toxin alpha-KTx 4.4 OS=Tityus obscurus PE=1 SV=1
   22 : KAX45_TITCO         0.50  0.61    2   37   24   59   36    0    0   59  Q5G8B6     Potassium channel toxin alpha-KTx 4.5 OS=Tityus costatus PE=1 SV=1
   23 : KAX21_CENNO 1SXM    0.49  0.70    2   37    2   38   37    1    1   39  P08815     Potassium channel toxin alpha-KTx 2.1 OS=Centruroides noxius PE=1 SV=3
   24 : I6NWV2_HETLA        0.48  0.70    5   37   27   59   33    0    0   61  I6NWV2     Kv1.3 potassium channel blocker (Precursor) OS=Heterometrus laoticus GN=Tx3 PE=3 SV=1
   25 : KAX28_CENEL         0.47  0.64    3   37    3   38   36    1    1   39  P0C161     Potassium channel toxin alpha-KTx 2.8 OS=Centruroides elegans PE=1 SV=1
   26 : KAX22_CENMA 1MTX    0.46  0.68    2   37    2   38   37    1    1   39  P40755     Potassium channel toxin alpha-KTx 2.2 OS=Centruroides margaritatus PE=1 SV=1
   27 : KAX29_CENEL         0.46  0.65    2   37    2   38   37    1    1   39  P0C162     Potassium channel toxin alpha-KTx 2.9 OS=Centruroides elegans PE=1 SV=1
   28 : KAX_ISOMC           0.46  0.60    2   36   25   59   35    0    0   60  P0CJ24     Potassium channel toxin ImKTx88 OS=Isometrus maculatus PE=2 SV=1
   29 : KAX2B_CENEL         0.44  0.64    2   36    2   37   36    1    1   39  P0C164     Potassium channel toxin alpha-KTx 2.11 OS=Centruroides elegans PE=1 SV=1
   30 : KAX41_TITSE 1HP2    0.44  0.58    2   37    2   37   36    0    0   37  P46114     Potassium channel toxin alpha-KTx 4.1 OS=Tityus serrulatus PE=1 SV=1
   31 : KAX46_TITST         0.44  0.61    2   37    2   37   36    0    0   37  P0CB56     Potassium channel toxin alpha-KTx 4.6 OS=Tityus stigmurus PE=1 SV=1
## ALIGNMENTS    1 -   31
 SeqNo  PDBNo AA STRUCTURE BP1 BP2  ACC NOCC  VAR  ....:....1....:....2....:....3....:....4....:....5....:....6....:....7
     1    1 A X              0   0   91    0    0                                 
     2    2 A F  B     -A   34   0A 167   27   17  FFFFFFFFFFFFFFFF   FFFI  IIYIFF
     3    3 A T        -     0   0   15   31   53  TTTTTTTTITTTTITITTAIIII IIITIII
     4    4 A N  S    S+     0   0  138   31   38  NDNQDNNNDDDDDDDDNNANNNN NNNSNNN
     5    5 A V        -     0   0   35   32   29  VVVEVVVVVVVVVVVVVVIVVVVIVVVKVAA
     6    6 A S        -     0   0   72   32   60  SSSSDSSSSKKKKKRDPKSKKKKSKKKEKKK
     7    7 A a        -     0   0   40   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
     8    8 A T  S    S+     0   0  126   32   64  TTTTSSSSSTTTTTSTNQVTRRTTTTTNTRR
     9    9 A T  S >  S-     0   0   72   31   63  TTTAVAAAVGGAATAVN.GGGGSGSSSGSGG
    10   10 A S  T 3> S+     0   0   65   32   26  SSSSSSSSSSSSSSSSSGSSSSPSPPPSPSS
    11   11 A K  H 3> S+     0   0  167   32   50  KKKNKSSSKKKKKKSKRGKKKPKKKKKSKPP
    12   12 A E  H <> S+     0   0   76   32   41  EEEQEQQQEQQQQEKEPSEQEEQQQQQEQEE
    13   13 A b  H  > S+     0   0    1   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
    14   14 A W  H  X S+     0   0  117   32   56  WWWWWWWWWWWWWWWWVALLLLSYLLLYLLL
    15   15 A S  H  X S+     0   0   82   32   59  SSSSSPPPAPPPPPPAPSPPPPKDKPKSLPP
    16   16 A V  H  X S+     0   0   30   32   73  VVVIVVVVPVVVVPVPVVKAAKPPPPPHPKK
    17   17 A c  H  X S+     0   0    0   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
    18   18 A Q  H  < S+     0   0  104   32   40  QQEKKKEKKKKNKKKKIRKKKKKKKKKEKKK
    19   19 A R  H  < S+     0   0  203   32   75  RRKRDKKKAQQQQAKARRAAAEERDADGEEQ
    20   20 A L  H  < S+     0   0   91   32   73  LLLLLLLLAMMMMALAEEQAAALKLQLIIAA
    21   21 A H  S  < S-     0   0   90   31   70  HHYHFFFFVFFFFTFFVI.VVIYTYFYTYII
    22   22 A N  S    S+     0   0  167   32   25  NNNNGGGGGGGGGGGGNGGGGGGGGGGGGGG
    23   23 A T        -     0   0   18   32   79  TTTTVTTTTKKKKKTVNVCKKKSCPQPKIKK
    24   24 A S        +     0   0   59   32   87  SSSNDYYYDPPPPAYDKAKAASSPHSHRHAA
    25   25 A R        +     0   0  148   32   81  RIRRRRRRRNNNNAKRNASAAAANAAASAAA
    26   26 A G  E     +B   35   0A  10   32    3  GGGGGGGGGGGGGGGGGGGGGGgAgggGgGG
    27   27 A K  E     -B   34   0A  85   32    0  KKKKKKKKKKKKKKKKKKKKKKkKkkkKkKK
    28   28 A a  E     -B   33   0A  33   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
    29   29 A M        -     0   0   93   32   23  MMMMMMMMMMMMMMKMSIMMMMMMMMMIMMM
    30   30 A N  S    S+     0   0  166   32   13  NNNNGNNNGNNNNNNGNNNNNNNNNNNNNNN
    31   31 A K  S    S-     0   0  175   32   63  KKKKKSSSKGGGGKSKGGKGGGGKGGGKGGG
    32   32 A K        -     0   0  101   32    6  KKKKKKKKKKKKKKKKKKKKKKKSKKKKKKK
    33   33 A b  E     - B   0  28A   1   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
    34   34 A R  E     -AB   2  27A  44   32   51  RRRRRRRRRRRRRKRKLVKKKKKKKKKYKKK
    35   35 A c  E     - B   0  26A   1   32    0  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
    36   36 A Y              0   0  100   31    0  YYYYYYYYYYYYY YYYYYYYYYYYYYYYYY
    37   37 A S              0   0  101   24   58  SSSS SSS SSSS S P  TPPNGNPN  PP
## SEQUENCE PROFILE AND ENTROPY
 SeqNo PDBNo   V   L   I   M   F   W   Y   G   A   P   S   T   C   H   R   K   Q   E   N   D  NOCC NDEL NINS ENTROPY RELENT WEIGHT
    1    1 A   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0     0    0    0   0.000      0  1.00
    2    2 A   0   0  15   0  81   0   4   0   0   0   0   0   0   0   0   0   0   0   0   0    27    0    0   0.572     19  0.82
    3    3 A   0   0  42   0   0   0   0   0   3   0   0  55   0   0   0   0   0   0   0   0    31    0    0   0.805     26  0.46
    4    4 A   0   0   0   0   0   0   0   0   3   0   3   0   0   0   0   0   3   0  58  32    31    0    0   1.013     33  0.62
    5    5 A  81   0   6   0   0   0   0   0   6   0   0   0   0   0   0   3   0   3   0   0    32    0    0   0.732     24  0.70
    6    6 A   0   0   0   0   0   0   0   0   0   3  34   0   0   0   3  50   0   3   0   6    32    0    0   1.212     40  0.40
    7    7 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
    8    8 A   3   0   0   0   0   0   0   0   0   0  19  56   0   0  13   0   3   0   6   0    32    1    0   1.287     42  0.36
    9    9 A  10   0   0   0   0   0   0  32  23   0  16  16   0   0   0   0   0   0   3   0    31    0    0   1.626     54  0.36
   10   10 A   0   0   0   0   0   0   0   3   0  16  81   0   0   0   0   0   0   0   0   0    32    0    0   0.567     18  0.74
   11   11 A   0   0   0   0   0   0   0   3   0   9  16   0   0   0   3  66   0   0   3   0    32    0    0   1.113     37  0.50
   12   12 A   0   0   0   0   0   0   0   0   0   3   3   0   0   0   0   3  47  44   0   0    32    0    0   1.042     34  0.58
   13   13 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
   14   14 A   3  31   0   0   0  53   6   0   3   0   3   0   0   0   0   0   0   0   0   0    32    0    0   1.198     39  0.44
   15   15 A   0   3   0   0   0   0   0   0   6  53  25   0   0   0   0   9   0   0   0   3    32    0    0   1.294     43  0.40
   16   16 A  47   0   3   0   0   0   0   0   6  28   0   0   0   3   0  13   0   0   0   0    32    0    0   1.362     45  0.27
   17   17 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
   18   18 A   0   0   3   0   0   0   0   0   0   0   0   0   0   0   3  72   9   9   3   0    32    0    0   1.006     33  0.59
   19   19 A   0   0   0   0   0   0   0   3  22   0   0   0   0   0  22  16  16  13   0   9    32    0    0   1.835     61  0.25
   20   20 A   0  41   6  13   0   0   0   0  25   0   0   0   0   0   0   3   6   6   0   0    32    1    0   1.601     53  0.27
   21   21 A  13   0  13   0  35   0  16   0   0   0   0  10   0  13   0   0   0   0   0   0    31    0    0   1.681     56  0.30
   22   22 A   0   0   0   0   0   0   0  81   0   0   0   0   0   0   0   0   0   0  19   0    32    0    0   0.483     16  0.74
   23   23 A   9   0   3   0   0   0   0   0   0   6   3  31   6   0   0  34   3   0   3   0    32    0    0   1.732     57  0.21
   24   24 A   0   0   0   0   0   0  13   0  19  16  22   0   0   9   3   6   0   0   3   9    32    0    0   2.030     67  0.12
   25   25 A   0   0   3   0   0   0   0   0  38   0   6   0   0   0  31   3   0   0  19   0    32    0    0   1.435     47  0.18
   26   26 A   0   0   0   0   0   0   0  97   3   0   0   0   0   0   0   0   0   0   0   0    32    0    5   0.139      4  0.96
   27   27 A   0   0   0   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0    32    0    0   0.000      0  1.00
   28   28 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
   29   29 A   0   0   6  88   0   0   0   0   0   0   3   0   0   0   0   3   0   0   0   0    32    0    0   0.507     16  0.76
   30   30 A   0   0   0   0   0   0   0   9   0   0   0   0   0   0   0   0   0   0  91   0    32    0    0   0.311     10  0.87
   31   31 A   0   0   0   0   0   0   0  50   0   0  13   0   0   0   0  38   0   0   0   0    32    0    0   0.974     32  0.37
   32   32 A   0   0   0   0   0   0   0   0   0   0   3   0   0   0   0  97   0   0   0   0    32    0    0   0.139      4  0.94
   33   33 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
   34   34 A   3   3   0   0   0   0   3   0   0   0   0   0   0   0  47  44   0   0   0   0    32    0    0   1.042     34  0.49
   35   35 A   0   0   0   0   0   0   0   0   0   0   0   0 100   0   0   0   0   0   0   0    32    0    0   0.000      0  1.00
   36   36 A   0   0   0   0   0   0 100   0   0   0   0   0   0   0   0   0   0   0   0   0    31    0    0   0.000      0  1.00
   37   37 A   0   0   0   0   0   0   0   4   0  25  54   4   0   0   0   0   0   0  13   0    24    0    0   1.203     40  0.41
## INSERTION LIST
 AliNo  IPOS  JPOS   Len Sequence
    23    26    27     1 gAk
    25    25    27     1 gAk
    26    26    27     1 gAk
    27    26    27     1 gAk
    29    26    27     1 gAk
//