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Gene/ORF F35G12.8 (smc-4) Ace View of F35G12.8
F35G12.8 Details Help
Description  The smc-4 gene encodes a homolog of the SMC4 subunit of mitotic condensin; SMC-4 acts with MIX-1 to enable chromosome segregation.
Homology Group (KOG)  Structural maintenance of chromosome protein 4 (chromosome condensation complex Condensin, subunit C)
GO Terms  ATP binding (GO:0005524) ; ATPase activity (GO:0016887) ; chromosome organization and biogenesis (GO:0051276) ; chromosome (GO:0005694) ; protein binding (GO:0005515)
Location   III:4587071..4593474
RNAi Phenotypes
Early_embryo Pronuclei meet more centrally ; P2 and EMS divide synchronously ; Aberrant AB or P1 spindle orientation ; ABa, ABp and EMS divide synchronously ; Sister Chromatid Separation abnormal (Cross-eyed) ; Sister Chromatid Separation abnormal (Cross-eyed) ; Multiple cavities ; Multiple nuclei in 1, 2, or 4-cell embryos ; Division axis of ABa or ABp aberrant ; Delayed P0 spindle rotation ; Ectopic cleavage furrows ; Cytokinesis defect ; Nuclei reform next to cell division remnant
Postembryonic WT_postembryonic_morphology ; Larval Lethal-Early (L1/L2)
Larva Lva
Adult Pvl
External Links  wormbase.org NCBI.org NBrowse
Associated RNAi Experiments View Summary
Cenix:311-h1
Adult Phenotypes  WT
RNAi Reagent Name & Type Cenix:311-h1 (PCR reagent)
Delivery Method  Injection
Remark  wild type
Laboratory  TH
Date  2005-3-24
Reference  Sonnichsen B et al. (2005) Nature "Full-genome RNAi profiling of early embryogenesis in Caenorhabditis ...."
TH:310G8
Embryonic Phenotypes  Emb Penetrance None reported
RNAi Reagent Name & Type TH:310G8 (PCR reagent)
Remark  Phenotype comment -- Phenotype confirmed by second independent RNA (RNA2).
Laboratory  TH
Date  2000-11-16
Reference  Gonczy P et al. (2000) Nature "Functional genomic analysis of cell division in C. elegans using RNAi of genes on ...."
Cenix:300-b1
Embryonic Phenotypes  Emb Penetrance None reported
Adult Phenotypes  Sister Chromatid Separation abnormal (Cross-eyed)
RNAi Reagent Name & Type Cenix:300-b1 (PCR reagent)
Delivery Method  Injection
Remark  early embryonic: Sister Chromatid Separation (Cross-eyed)
Laboratory  TH
Date  2005-3-24
Reference  Sonnichsen B et al. (2005) Nature "Full-genome RNAi profiling of early embryogenesis in Caenorhabditis ...."
Cenix:340-c12
Embryonic Phenotypes  Emb Penetrance None reported
Adult Phenotypes  Sister Chromatid Separation abnormal (Cross-eyed)
RNAi Reagent Name & Type Cenix:340-c12 (PCR reagent)
Delivery Method  Injection
Remark  early embryonic: Sister Chromatid Separation (Cross-eyed)
Laboratory  TH
Date  2005-3-24
Reference  Sonnichsen B et al. (2005) Nature "Full-genome RNAi profiling of early embryogenesis in Caenorhabditis ...."
JA:F35G12.8
Embryonic Phenotypes  Emb Penetrance 100 %
Adult Phenotypes  Pvl
RNAi Reagent Name & Type sjj_F35G12.8 (PCR reagent)
Laboratory  JA
Date  2003-1-10
Reference  Kamath RS et al. (2003) Nature "Systemic functional analysis of the Caenorhabditis elegans genome using ...."
PF:GL1_4C11
Embryonic Phenotypes  Emb Penetrance 80 - 100 %
Larval Phenotypes  Lva Observed in >=10% of progeny.
Adult Phenotypes  ABa, ABp and EMS divide synchronously
Aberrant AB or P1 spindle orientation
Cytokinesis defect
Delayed P0 spindle rotation
Division axis of ABa or ABp aberrant
Ectopic cleavage furrows
Multiple cavities
Multiple nuclei in 1, 2, or 4-cell embryos
Nuclei reform next to cell division remnant
P2 and EMS divide synchronously
Pronuclei meet more centrally
RNAi Reagent Name & Type sjj_F35G12.8 (PCR reagent)
Delivery Method  Injection
Remark  PCR product contains flanking T7 promoter sequences
Laboratory  KK
Date  2002-11-19
Reference  Piano et al. (2002) Curr Biol "Gene Clustering Based on RNAi Phenotypes of Ovary-Enriched Genes in C. elegans"
Movies/Stacks/Images  /static/images/movie.gif /static/images/movie.gif /static/images/movie.gif /static/images/movie.gif
Simmer:F35G12.8
Embryonic Phenotypes  Emb Penetrance 100 %
RNAi Reagent Name & Type sjj_F35G12.8 (PCR reagent)
Laboratory  NL
Date  2003-10-01
Strain  NL4256 rrf-3(pk1426)
Reference  Simmer F et al. (2003) PLoS Biology "Genome-wide RNAi of C. elegans using the hypersensitive rrf-3 strain reveals ...."
TH:300b1
Embryonic Phenotypes  Emb Penetrance None reported
RNAi Reagent Name & Type TH:300b1 (PCR reagent)
Remark  Phenotype comment -- Confirmed with independent dsRNA (F35G12.8-RNA2; similar phenotype).
Laboratory  TH
Date  2000-11-16
Reference  Gonczy P et al. (2000) Nature "Functional genomic analysis of cell division in C. elegans using RNAi of genes on ...."
TH:340c12
Embryonic Phenotypes  Emb Penetrance None reported
RNAi Reagent Name & Type TH:340c12 (PCR reagent)
Remark  Phenotype comment -- Confirmed with independent dsRNA (F35G12.8-RNA2; similar phenotype).
Laboratory  TH
Date  2000-11-16
Reference  Gonczy P et al. (2000) Nature "Functional genomic analysis of cell division in C. elegans using RNAi of genes on ...."
Cenix:329-g10
Adult Phenotypes  Larval Lethal-Early (L1/L2)
RNAi Reagent Name & Type Cenix:329-g10 (PCR reagent)
Delivery Method  Injection
Remark  post-embryonic: Larval Lethal-Early (L1/L2)
Laboratory  TH
Date  2005-3-24
Reference  Sonnichsen B et al. (2005) Nature "Full-genome RNAi profiling of early embryogenesis in Caenorhabditis ...."
Cenix:310-g8
Embryonic Phenotypes  Emb Penetrance None reported
Adult Phenotypes  WT_postembryonic_morphology
RNAi Reagent Name & Type Cenix:310-g8 (PCR reagent)
Delivery Method  Injection
Laboratory  TH
Date  2005-3-24
Reference  Sonnichsen B et al. (2005) Nature "Full-genome RNAi profiling of early embryogenesis in Caenorhabditis ...."
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