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Barton, G.~J. (1991{\em{}}).
\newblock Scanning the protein sequence databank using a distributed processing
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\newblock {\em Comput. Appl. Biosci.} {\bf 7}, 85--88.

\bibitem[Barton \& Sternberg, 1988]{bs3}
Barton, G.~J. \& Sternberg, M. J.~E. (1988{\em{}}).
\newblock Lopal and scamp: techniques for the comparison and display of protein
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\newblock {\em J. Mol. Graph.} {\bf 6}, 190--196.

\bibitem[Coulson {\em et~al.}, 1987]{coulson87}
Coulson, A. F.~W., Collins, J.~F.  \& Lyall, A. (1987{\em{}}).
\newblock Protein and nucleic acid sequence database searching: a suitable case
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\newblock {\em The Computer Journal, } {\bf 30}, 420--424.

\bibitem[Dayhoff {\em et~al.}, 1978]{MDM78}
Dayhoff, M.~O., Schwartz, R.~M.  \& Orcutt, B.~C. (1978{\em{}}).
\newblock A model of evolutionary change in proteins. matrices for detecting
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\newblock In {\em Atlas of protein sequence and structure}, (Dayhoff, M.~O.,
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\bibitem[Erickson \& Sellers, 1983]{erickson83}
Erickson, B.~W. \& Sellers, P.~H. (1983{\em{}}).
\newblock Recognition of patterns in genetic sequences.
\newblock In {\em Time warps, string edits and macromolecules: the theory and
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\bibitem[Gotoh, 1982]{gotoh82}
Gotoh, O. (1982{\em{}}).
\newblock An improved algorithm for matching biological sequences.
\newblock {\em J. Mol. Biol.} {\bf 162}, 705--708.

\bibitem[Kruskal, 1983]{kruskal83}
Kruskal, J.~B. (1983{\em{}}).
\newblock An overview of squence comparison.
\newblock In {\em Time warps, string edits and macromolecules: the theory and
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\bibitem[Needleman \& Wunsch, 1970]{nw70}
Needleman, S.~B. \& Wunsch, C.~D. (1970{\em{}}).
\newblock A general method applicable to the search for similarities in the
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\newblock {\em J. Mol. Biol.} {\bf 48}, 443--453.

\bibitem[Russell \& Barton, 1992]{rb92b}
Russell, R.~B. \& Barton, G.~J. (1992{\em{}}).
\newblock Multiple protein sequence alignment from tertiary structure
  comparison: assignment of global and residue confidence levels.
\newblock {\em Proteins: Struct., Funct., Genet.} {\bf 14}, 309--323.

\bibitem[Sali \& Blundell, 1990]{sali90}
Sali, A. \& Blundell, T.~L. (1990{\em{}}).
\newblock Definition of general topological equivalence in protein structures a
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\newblock {\em J. Mol. Biol.} {\bf 212}, 403--428.

\bibitem[Sellers, 1974]{sellers74}
Sellers, P.~H. (1974{\em{}}).
\newblock On the theory and computation of evolutionary distances.
\newblock {\em SIAM J. Appl. Math.} {\bf 26}, 787--793.

\bibitem[Smith \& Waterman, 1981]{sw1}
Smith, T.~F. \& Waterman, M.~S. (1981{\em{}}).
\newblock Identification of common molecular subsequences.
\newblock {\em J. Mol. Biol.} {\bf 147}, 195--197.

\bibitem[Smith {\em et~al.}, 1981]{smith81}
Smith, T.~F., Waterman, M.~S.  \& Fitch, W.~M. (1981{\em{}}).
\newblock Comparative biosequence metrics.
\newblock {\em J. Mol. Evol.} {\bf 18}, 38--46.

\bibitem[Taylor \& Orengo, 1989]{taylororengo89}
Taylor, W. \& Orengo, C. (1989{\em{}}).
\newblock Protein structure alignment.
\newblock {\em J. Mol. Biol.} {\bf 208}, 1--21.

\bibitem[Waterman \& Eggert, 1987]{eggert87}
Waterman, M.~S. \& Eggert, M. (1987{\em{}}).
\newblock A new algorithm for best subsequence alignments with application to
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\newblock {\em J. Mol. Biol.} {\bf 197}, 723--728.

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