Standard Name	THI21
Systematic Name	YPL258C
Feature Type	ORF, Verified
Description	Hydroxymethylpyrimidine (HMP) and HMP-phosphate kinase; involved in thiamine biosynthesis; member of a gene family with THI20 and THI22; functionally redundant with Thi20p (1, 2)
Name Description	THIamine metabolism 1

Chromosomal Location	ChrXVI:55153 to 53498 | ORF Map | GBrowse
	Note: this feature is encoded on the Crick strand.

	View Computational GO annotations for THI21
Molecular Function
Manually curated	hydroxymethylpyrimidine kinase activity (IDA, IGI) phosphomethylpyrimidine kinase activity (IDA, IGI, ISA)
Biological Process
Manually curated	thiamine biosynthetic process (IEP, IGI)
Cellular Component
Manually curated	cellular_component unknown (ND)

Pathways	thiamine biosynthesis

Large-scale survey
null	competitive fitness: increased viable
overexpression	resistance to sirolimus: increased
Resources	PROPHECY | SCMD | ScreenTroll | Yeast Fitness Database

	17 total interaction(s) for 17 unique genes/features.
Physical Interactions	Affinity Capture-MS: 5 Protein-peptide: 1 Two-hybrid: 1
Genetic Interactions	Negative Genetic: 6 Phenotypic Enhancement: 2 Positive Genetic: 2
Resources	BioGRID | BOND | BioPIXIE | CYC2008 (complexes) | Complexome | DIP | DRYGIN | GeneMANIA | InterologFinder

Resources	Expression Summary | Cell cycle and metabolic oscillation | Cell cycle transcript profile | Cyclebase | Genevestigator | GermOnline | SPELL | YMGV | YeastFunc

Localization	Organelle DB (UMich) | YPL+ | YeastGFP
Phosphorylation	PhosphoGRID | PhosphoPep Database
Structure	GPMDB | SCOP | YeastRC
Homologs	Ashbya (AGD) | Fungal Orthogroups Repository | P-POD | PDB Homologs | PhylomeDB | YGOB | YOGY

	ChrXVI:55153 to 53498 | ORF Map | GBrowse
	Note: this feature is encoded on the Crick strand.
Last Update	Coordinates: 1996-07-31 | Sequence: 1996-07-31
Subfeature details	Relative Coordinates Chromosomal Coordinates Most Recent Updates Coordinates Sequence CDS 1..1656 55153..53498 1996-07-31 1996-07-31
Retrieve sequences	S.c. Reference Strain S288C S.c. Strain AWRI796 S.c. Strain BY4741 S.c. Strain BY4742 S.c. Strain CBS7960 S.c. Strain CEN.PK113-7D S.c. Strain CLIB215 S.c. Strain CLIB324 S.c. Strain EC1118 S.c. Strain FostersB S.c. Strain FostersO S.c. Strain JAY291 S.c. Strain Kyokai7 S.c. Strain LalvinQA23 S.c. Strain PW5 S.c. Strain RM11-1a S.c. Strain Sigma1278b S.c. Strain T7 S.c. Strain UC5 S.c. Strain Vin13 S.c. Strain VL3 S.c. Strain W303 S.c. Strain YJM269 S.c. Strain YJM789 S.c. Strain ZTW1 ORF Genomic DNA ORF Translation Coding sequence (CDS)

S288C only	BLASTP | ATCC/WashU Clones | BLASTN | Design Primers | Restriction Fragment Map | Restriction Fragment Sizes | Six-Frame Translation
S288C vs. other species	Fungal Alignment | BLASTN vs. fungi | BLASTP at NCBI | BLASTP vs. fungi | Synteny Viewer
S288C vs. other strains	Strain Alignment

External Links	All Associated Seq | E.C. | Entrez Gene | Entrez RefSeq Protein | MIPS | Search all NCBI (Entrez) | UniProtKB

Primary SGDID	S000006179