Literature DB >> 19873517

IDENTIFICATION OF MONO-IODOTYROSINE FROM IODINATED PEPSIN.

R M Herriott1.   

Abstract

Isolation of mono-iodotyrosine from slightly iodinated pepsin has been repeated and the properties of the product compared with those of synthetic dl-3-iodotyrosine. Ultraviolet absorption spectra, pK values of the phenol group, solubility measurements, and partition coefficients were so nearly identical for the two materials that there is now no reason to doubt that the product from pepsin is 3-iodotyrosine.

Entities:  

Keywords:  IODINE/determination; PEPSIN/determination

Mesh:

Substances:

Year:  1947        PMID: 19873517      PMCID: PMC2147085          DOI: 10.1085/jgp.31.1.19

Source DB:  PubMed          Journal:  J Gen Physiol        ISSN: 0022-1295            Impact factor:   4.086


  3 in total

1.  Mono-iodotyrosine.

Authors:  C R Harington; R V Rivers
Journal:  Biochem J       Date:  1944       Impact factor: 3.857

2.  The action of nitrous acid on pepsin.

Authors:  J S Philpot; P A Small
Journal:  Biochem J       Date:  1938-03       Impact factor: 3.857

3.  The state of tyrosine in egg albumin and in insulin as determined by spectrophotometric titration.

Authors:  J L Crammer; A Neuberger
Journal:  Biochem J       Date:  1943-07       Impact factor: 3.857

  3 in total

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