Paper · 1034

Utilization of ammonia for tryptophan synthesis.

Zalkin H and 1 other. Biochem Biophys Res Commun, 1975. Cited by 30 papers, by iCite.

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ConductScience Library. Utilization of ammonia for tryptophan synthesis. Papers, record 1034. Release papers-2026-11-12-0.1.0, 12 Nov 2026. https://conductscience.org/library/papers/1034

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Paper

PubMed's record of the paper, with iCite's citation figures. No abstract is shown.

Title: Utilization of ammonia for tryptophan synthesis.; PubMed
Journal: Biochem Biophys Res Commun; PubMed
Year: 1975; PubMed
Publication types: Journal Article, Research Support, U.S. Gov't, P.H.S.; PubMed
PubMed: https://pubmed.ncbi.nlm.nih.gov/1034/; PubMed
DOI: https://doi.org/10.1016/0006-291x(75)90178-3; PubMed
The journal: https://conductscience.org/library/journal-index/0372516; PubMed
Citations, by iCite: 30; iCite
Relative citation ratio, by iCite: 0.87; iCite
Revised in PubMed: 2019-06-12; PubMed

Authors2

The authors in the order PubMed's record lists them, with the ORCID iDs it states.

Order	Author	Forename	Kind	ORCID iD
1	Zalkin H	H
2	Murphy T	T

Source PubMed

Topics11

NLM's MeSH indexing of the paper, its major topics first.

MeSH term	Major
Ammonia	Major topic
Escherichia coli	Major topic
Tryptophan	Major topic
Anthranilate Synthase
Cell Division
Chromosome Mapping
Hydrogen-Ion Concentration
Molecular Weight
Mutation
Species Specificity
Tryptophan Synthase

Source PubMed

Grants0

Each grant PubMed's record writes, matched to the NIH project NIH's grant and paper links name for this paper, and each of those links the record does not write.

None in this release.

Trials0

The trials whose ClinicalTrials.gov record lists the paper, and the trial numbers the paper's PubMed record names.

None in this release.

Comments and corrections0

PubMed's comments and corrections, NLM's own indexing: retractions first, then expressions of concern, errata and updates, and comments last.

None in this release.

References0

The papers the reference list in PubMed's record names, those in our copy of PubMed, in the list's order.

None in this release.

Cited by10

The papers in our copy of PubMed whose reference list names this one, newest first. iCite, which reads more sources, counts 30 citations.

PMID	Title	Journal	Year	In Papers	Source
33,776,277	Disability in clinically stable patients of schizophrenia.	Ind Psychiatry J	2020	https://conductscience.org/library/papers/33776277	PubMed
15,805,504	Characterization of LtsA from Rhodococcus erythropolis, an enzyme with glutamine amidotransferase activity.	J Bacteriol	2005	https://conductscience.org/library/papers/15805504	PubMed
7,002,717	Conditionally expressed missense mutations: the basis for the unusual phenotype of an apparent trpD nonsense mutant of Salmonella typhimurium.	Genetics	1980	https://conductscience.org/library/papers/7002717	PubMed
6,330,050	Nucleotide sequence of Escherichia coli pabB indicates a common evolutionary origin of p-aminobenzoate synthetase and anthranilate synthetase.	J Bacteriol	1984	https://conductscience.org/library/papers/6330050	PubMed
6,090,420	Genetic and physical analyses of Caulobacter crescentus trp genes.	J Bacteriol	1984	https://conductscience.org/library/papers/6090420	PubMed
3,038,849	Complementation of a trpE deletion in Escherichia coli by Spirochaeta aurantia DNA encoding anthranilate synthetase component I activity.	J Bacteriol	1987	https://conductscience.org/library/papers/3038849	PubMed
2,703,466	Identification and nucleotide sequence of the Leptospira biflexa serovar patoc trpE and trpG genes.	J Bacteriol	1989	https://conductscience.org/library/papers/2703466	PubMed
2,682,645	Escherichia coli carbamoyl-phosphate synthetase: domains of glutaminase and synthetase subunit interaction.	Proc Natl Acad Sci U S A	1989	https://conductscience.org/library/papers/2682645	PubMed
378,978	Suppression of a deletion mutation in the glutamine amidotransferase region of the Salmonella typhimurium trpD gene by mutations in pheA and tyrA.	J Bacteriol	1979	https://conductscience.org/library/papers/378978	PubMed
10,275	Mutant strains (nit) of Salmonella typhimurium with a pleiotropic defect in nitrogen metabolism.	J Bacteriol	1976	https://conductscience.org/library/papers/10275	PubMed

Genes0

The genes the Gene search release ties to the paper: Swiss-Prot's references first, then PubTator's text mining.

None in this release.

Drugs0

The drugs whose trials, in the Pipelines release, list the paper.

None in this release.

Data0

The data bank entries PubMed's record names. Trial numbers are under Trials.

None in this release.

Data dates

The date of each source this release read.

PubMed: 2026-11-06; PubMed
iCite: 2026-11-05; iCite
PMC's ID file: 2026-11-05; PMC's ID file
NIH RePORTER's grant and paper links: 2026-11-01; NIH RePORTER's grant and paper links
Trials: 2026-11-12
Gene search: 2026-11-11
Pipelines: 2026-09-18

Sources 11

ChEMBL, through Open TargetsCC BY-SA 3.0
ClinicalTrials.govNo license stated
HGNCCC0
iCiteCC BY 4.0
NCBI GenePublic domain (US government)
NIH RePORTER's grant and paper linksPublic domain
Open TargetsCC0 1.0
PMC's ID filePublic domain (US government)
PubMedNLM's terms
PubTator 3Public domain
UniProtCC BY 4.0

Each source's terms

ChEMBL, through Open TargetsCC BY-SA 3.0, for the parts from ChEMBL. Read on 8 Nov 2026 at https://platform-docs.opentargets.org/licence
ClinicalTrials.govnone stated
HGNCCC0: https://www.genenames.org/about/license/
iCiteCC BY 4.0
NCBI GeneNone named for the file. NCBI says information created by or for the US government on its site is in the public domain, and asks that NLM be acknowledged: https://www.ncbi.nlm.nih.gov/home/about/policies/
NIH RePORTER's grant and paper linksPublic domain (NIH RePORTER)
Open TargetsCC0 1.0. Open Targets asks that users cite its latest paper: Buniello et al. 2025, Open Targets Platform: facilitating therapeutic hypotheses building in drug discovery, Nucleic Acids Research 53(D1):D1467, PMID 39657122. Read on 8 Nov 2026 at https://platform-docs.opentargets.org/licence
PMC's ID fileNone named for the file. NCBI says information created by or for the US government on its site is in the public domain, and asks that NLM be acknowledged: https://www.ncbi.nlm.nih.gov/home/about/policies/
PubMedNLM's terms
PubTator 3Public domain
UniProtCC BY 4.0. UniProt's licence file: "All databases and documents in the UniProt FTP directory may be copied and redistributed freely, without advance permission, provided that this copyright statement is reproduced with each copy." UniProt asks that users cite its latest paper: The UniProt Consortium, UniProt: the Universal Protein Knowledgebase in 2025, Nucleic Acids Research 53:D609-D617, https://doi.org/10.1093/nar/gkae1010. Read on 9 Nov 2026 at https://www.uniprot.org/help/license

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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