Evidence map›Paper›PMID 9238641›Full record

ArticleMolecular diversity1996

Tolerance of different proteins for amino acid diversity.

M Suzuki, F C Christians, B Kim, A Skandalis, M E Black, L A Loeb

Abstract read
PubMed Publisher
In one paragraph

Article in Molecular diversity, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

  1. Article
  2. On the conservative nature of intragenic recombination.Proceedings of the National Academy of Sciences of the United States of America · 2005
    Article
  3. Controlling the enantioselectivity of enzymes by directed evolution: practical and theoretical ramifications.Proceedings of the National Academy of Sciences of the United States of America · 2004
    Article
  4. Article
  5. Article
  6. Article
  7. Functional and nonfunctional mutations distinguished by random recombination of homologous genes.Proceedings of the National Academy of Sciences of the United States of America · 1997
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

M SuzukiDepartment of Pathology, Joseph Gottstein Memorial Cancer Research Laboratory, University of Washington, Seattle 98195-7705, USA.
F C Christians
B Kim
A Skandalis
M E Black
L A Loeb

Funding

MOLECULAR TRAINING PROGRAM IN CANCER RESEARCH - COMPETINT32CA009437 · NCI · UNIVERSITY OF WASHINGTON · PI LOEB, LAWRENCE A · 1985 to 2001
$1.1M
TARGETING DRUG EVASION BY HIV REVERSE TRANSCRIPTASER01AI038180 · NIAID · UNIVERSITY OF WASHINGTON · PI LOEB, LAWRENCE A · 1995 to 1999
–
FIDELITY OF DNA REPLICATIONR35CA039903 · NCI · UNIVERSITY OF WASHINGTON · PI LOEB, LAWRENCE A · 1985 to 1998
–
NCI NIH HHS 5T32-CA-09437-13NCI NIH HHS OIG-R35-CA39903NIAID NIH HHS R01-AI38180
6 · The paper itself

Abstract

Random mutagenesis of genes followed by positive genetic selection in bacteria requires that the variant molecules confer biological activity, and is thus the most demanding approach for generating new functionally active molecules. Furthermore, one can learn much about the protein in question by comparing the population of selected molecules to the library from which they were selected. Described here is a mathematical method designed to guide such comparisons. We use as examples the results of randomization-selection studies of four different proteins. There exists, in general, a positive correlation between the number of amino acid substitutions in a critical region of a protein and the likelihood of inactivation of that protein; a correlation long suspected, but developed here in detail. At this time, we are comparing regions in different proteins and our conclusions must be limited. However, the method presented can serve as a guideline for anticipating the yield of new active mutants in genetic complementation assays based on the extent of randomization.

Indexed as

Amino AcidsDNA-Directed DNA PolymeraseGenetic Complementation TestHerpesvirus 1, HumanHIV Reverse TranscriptaseHumansMethyltransferasesMutagenesis, InsertionalO(6)-Methylguanine-DNA MethyltransferasePeptide LibraryProteinsTaq PolymeraseThymidine KinaseAmino AcidsDNA-Directed DNA PolymeraseHIV Reverse TranscriptaseMethyltransferasesO(6)-Methylguanine-DNA MethyltransferasePeptide LibraryProteinsTaq PolymeraseThymidine Kinase

Identifiers

PMID9238641

What OpenQuestion holds

Textmetadata
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.