Details for: ELK1

Gene ID: 2002

Symbol: ELK1

Ensembl ID: ENSG00000126767

Description: ETS transcription factor ELK1

Associated with

Cells (max top 100)

(Cell Significance Index and respective Thresholds are uniquely calculated using our advanced thresholding algorithms to reveal cell-specific gene markers)

  • Cell Name: polychromatophilic erythroblast (CL0000550)
    Fold Change: 102.7997
    Cell Significance Index: -15.9900
  • Cell Name: hematopoietic oligopotent progenitor cell (CL0002032)
    Fold Change: 59.0593
    Cell Significance Index: -14.9800
  • Cell Name: embryonic stem cell (CL0002322)
    Fold Change: 33.3538
    Cell Significance Index: -13.7400
  • Cell Name: orthochromatic erythroblast (CL0000552)
    Fold Change: 13.5974
    Cell Significance Index: -16.7700
  • Cell Name: CD8-alpha-beta-positive, alpha-beta intraepithelial T cell (CL0000796)
    Fold Change: 5.4277
    Cell Significance Index: -14.5400
  • Cell Name: interstitial cell of ovary (CL0002094)
    Fold Change: 5.1180
    Cell Significance Index: 65.5500
  • Cell Name: stromal cell of bone marrow (CL0010001)
    Fold Change: 4.3030
    Cell Significance Index: -16.9800
  • Cell Name: CD8-positive, alpha-beta regulatory T cell (CL0000795)
    Fold Change: 4.2260
    Cell Significance Index: -12.9800
  • Cell Name: granulosa cell (CL0000501)
    Fold Change: 3.3858
    Cell Significance Index: 89.0300
  • Cell Name: colon goblet cell (CL0009039)
    Fold Change: 2.3478
    Cell Significance Index: 232.2500
  • Cell Name: cortical cell of adrenal gland (CL0002097)
    Fold Change: 1.0989
    Cell Significance Index: 29.4500
  • Cell Name: tuft cell of colon (CL0009041)
    Fold Change: 1.0560
    Cell Significance Index: 953.4900
  • Cell Name: Leydig cell (CL0000178)
    Fold Change: 0.9662
    Cell Significance Index: 4.8200
  • Cell Name: gut absorptive cell (CL0000677)
    Fold Change: 0.8265
    Cell Significance Index: 49.6200
  • Cell Name: epithelial cell of stomach (CL0002178)
    Fold Change: 0.8188
    Cell Significance Index: 95.4200
  • Cell Name: Sertoli cell (CL0000216)
    Fold Change: 0.8149
    Cell Significance Index: 11.4300
  • Cell Name: epithelial cell of small intestine (CL0002254)
    Fold Change: 0.7519
    Cell Significance Index: 122.3000
  • Cell Name: basal cell of prostate epithelium (CL0002341)
    Fold Change: 0.6227
    Cell Significance Index: 16.9500
  • Cell Name: conjunctival epithelial cell (CL1000432)
    Fold Change: 0.6017
    Cell Significance Index: 8.2100
  • Cell Name: decidual cell (CL2000002)
    Fold Change: 0.5784
    Cell Significance Index: 9.2800
  • Cell Name: L2/3-6 intratelencephalic projecting glutamatergic neuron (CL4023040)
    Fold Change: 0.5671
    Cell Significance Index: 113.7500
  • Cell Name: theca cell (CL0000503)
    Fold Change: 0.4570
    Cell Significance Index: 2.6900
  • Cell Name: microfold cell of epithelium of small intestine (CL1000353)
    Fold Change: 0.4212
    Cell Significance Index: 29.1300
  • Cell Name: CD4-positive, alpha-beta memory T cell, CD45RO-positive (CL0001204)
    Fold Change: 0.3980
    Cell Significance Index: 11.6900
  • Cell Name: fibroblast of mammary gland (CL0002555)
    Fold Change: 0.3921
    Cell Significance Index: 11.2400
  • Cell Name: hippocampal granule cell (CL0001033)
    Fold Change: 0.3528
    Cell Significance Index: 23.7200
  • Cell Name: proerythroblast (CL0000547)
    Fold Change: 0.3402
    Cell Significance Index: 4.8800
  • Cell Name: stromal cell of ovary (CL0002132)
    Fold Change: 0.3235
    Cell Significance Index: 44.4200
  • Cell Name: dopaminergic neuron (CL0000700)
    Fold Change: 0.2808
    Cell Significance Index: 80.7900
  • Cell Name: hair follicular keratinocyte (CL2000092)
    Fold Change: 0.2573
    Cell Significance Index: 113.7500
  • Cell Name: bladder urothelial cell (CL1001428)
    Fold Change: 0.2262
    Cell Significance Index: 11.7500
  • Cell Name: cell in vitro (CL0001034)
    Fold Change: 0.2024
    Cell Significance Index: 110.5200
  • Cell Name: obsolete caudal ganglionic eminence derived GABAergic cortical interneuron (CL4023070)
    Fold Change: 0.2006
    Cell Significance Index: 71.9600
  • Cell Name: intermediate cell of urothelium (CL4030055)
    Fold Change: 0.1981
    Cell Significance Index: 35.7200
  • Cell Name: basal cell of urothelium (CL1000486)
    Fold Change: 0.1842
    Cell Significance Index: 22.6600
  • Cell Name: enterocyte of epithelium of small intestine (CL1000334)
    Fold Change: 0.1748
    Cell Significance Index: 5.0400
  • Cell Name: eye photoreceptor cell (CL0000287)
    Fold Change: 0.1368
    Cell Significance Index: 8.6200
  • Cell Name: acinar cell of salivary gland (CL0002623)
    Fold Change: 0.1321
    Cell Significance Index: 6.1600
  • Cell Name: sebum secreting cell (CL0000317)
    Fold Change: 0.1319
    Cell Significance Index: 9.3300
  • Cell Name: neoplastic cell (CL0001063)
    Fold Change: 0.1082
    Cell Significance Index: 21.4800
  • Cell Name: tonsil germinal center B cell (CL2000006)
    Fold Change: 0.1023
    Cell Significance Index: 12.0600
  • Cell Name: lactocyte (CL0002325)
    Fold Change: 0.0931
    Cell Significance Index: 12.0300
  • Cell Name: enterocyte of epithelium of large intestine (CL0002071)
    Fold Change: 0.0735
    Cell Significance Index: 3.3300
  • Cell Name: luminal adaptive secretory precursor cell of mammary gland (CL4033057)
    Fold Change: 0.0715
    Cell Significance Index: 3.3600
  • Cell Name: GABAergic interneuron (CL0011005)
    Fold Change: 0.0686
    Cell Significance Index: 47.4200
  • Cell Name: indirect pathway medium spiny neuron (CL4023029)
    Fold Change: 0.0590
    Cell Significance Index: 2.6100
  • Cell Name: primitive red blood cell (CL0002355)
    Fold Change: 0.0539
    Cell Significance Index: 0.6100
  • Cell Name: enteroendocrine cell of colon (CL0009042)
    Fold Change: 0.0526
    Cell Significance Index: 10.0100
  • Cell Name: progenitor cell of mammary luminal epithelium (CL0009116)
    Fold Change: 0.0412
    Cell Significance Index: 3.0700
  • Cell Name: early pro-B cell (CL0002046)
    Fold Change: 0.0391
    Cell Significance Index: 2.5200
  • Cell Name: direct pathway medium spiny neuron (CL4023026)
    Fold Change: 0.0335
    Cell Significance Index: 1.2700
  • Cell Name: kidney epithelial cell (CL0002518)
    Fold Change: 0.0309
    Cell Significance Index: 0.9100
  • Cell Name: placental villous trophoblast (CL2000060)
    Fold Change: 0.0210
    Cell Significance Index: 0.5600
  • Cell Name: odontoblast (CL0000060)
    Fold Change: 0.0194
    Cell Significance Index: 2.4900
  • Cell Name: transit amplifying cell of colon (CL0009011)
    Fold Change: 0.0169
    Cell Significance Index: 0.5400
  • Cell Name: pigmented epithelial cell (CL0000529)
    Fold Change: 0.0039
    Cell Significance Index: 7.3600
  • Cell Name: basal epithelial cell of tracheobronchial tree (CL0002329)
    Fold Change: -0.0007
    Cell Significance Index: -0.0200
  • Cell Name: secondary lens fiber (CL0002225)
    Fold Change: -0.0064
    Cell Significance Index: -8.7000
  • Cell Name: anterior lens cell (CL0002223)
    Fold Change: -0.0069
    Cell Significance Index: -12.8100
  • Cell Name: lens epithelial cell (CL0002224)
    Fold Change: -0.0072
    Cell Significance Index: -11.1500
  • Cell Name: cerebellar granule cell (CL0001031)
    Fold Change: -0.0093
    Cell Significance Index: -0.1600
  • Cell Name: small intestine goblet cell (CL1000495)
    Fold Change: -0.0094
    Cell Significance Index: -0.3300
  • Cell Name: paneth cell of epithelium of small intestine (CL1000343)
    Fold Change: -0.0111
    Cell Significance Index: -0.2400
  • Cell Name: pulmonary alveolar epithelial cell (CL0000322)
    Fold Change: -0.0120
    Cell Significance Index: -9.0500
  • Cell Name: kidney loop of Henle cortical thick ascending limb epithelial cell (CL1001109)
    Fold Change: -0.0124
    Cell Significance Index: -9.1200
  • Cell Name: non-pigmented ciliary epithelial cell (CL0002304)
    Fold Change: -0.0138
    Cell Significance Index: -8.7700
  • Cell Name: pancreatic A cell (CL0000171)
    Fold Change: -0.0187
    Cell Significance Index: -13.8900
  • Cell Name: intestinal crypt stem cell of small intestine (CL0009017)
    Fold Change: -0.0249
    Cell Significance Index: -0.5300
  • Cell Name: ciliary muscle cell (CL1000443)
    Fold Change: -0.0269
    Cell Significance Index: -12.2300
  • Cell Name: type B pancreatic cell (CL0000169)
    Fold Change: -0.0273
    Cell Significance Index: -15.3800
  • Cell Name: abnormal cell (CL0001061)
    Fold Change: -0.0276
    Cell Significance Index: -2.8200
  • Cell Name: pancreatic PP cell (CL0002275)
    Fold Change: -0.0286
    Cell Significance Index: -17.8500
  • Cell Name: mesonephric nephron tubule epithelial cell (CL1000022)
    Fold Change: -0.0437
    Cell Significance Index: -1.5200
  • Cell Name: pancreatic acinar cell (CL0002064)
    Fold Change: -0.0474
    Cell Significance Index: -8.1000
  • Cell Name: pigmented ciliary epithelial cell (CL0002303)
    Fold Change: -0.0488
    Cell Significance Index: -7.1000
  • Cell Name: enteroendocrine cell of small intestine (CL0009006)
    Fold Change: -0.0548
    Cell Significance Index: -1.3700
  • Cell Name: transit amplifying cell of small intestine (CL0009012)
    Fold Change: -0.0750
    Cell Significance Index: -1.5600
  • Cell Name: forebrain neuroblast (CL1000042)
    Fold Change: -0.0776
    Cell Significance Index: -4.7700
  • Cell Name: cardiac muscle myoblast (CL0000513)
    Fold Change: -0.0784
    Cell Significance Index: -6.0200
  • Cell Name: pancreatic ductal cell (CL0002079)
    Fold Change: -0.0831
    Cell Significance Index: -9.5200
  • Cell Name: pancreatic D cell (CL0000173)
    Fold Change: -0.0888
    Cell Significance Index: -18.7100
  • Cell Name: glycinergic neuron (CL1001509)
    Fold Change: -0.0916
    Cell Significance Index: -4.8100
  • Cell Name: retinal progenitor cell (CL0002672)
    Fold Change: -0.1397
    Cell Significance Index: -7.8400
  • Cell Name: smooth muscle cell of sphincter of pupil (CL0002243)
    Fold Change: -0.1533
    Cell Significance Index: -15.9600
  • Cell Name: kidney loop of Henle descending limb epithelial cell (CL1001021)
    Fold Change: -0.1640
    Cell Significance Index: -12.9900
  • Cell Name: glutamatergic neuron (CL0000679)
    Fold Change: -0.1698
    Cell Significance Index: -1.8500
  • Cell Name: cerebral cortex neuron (CL0010012)
    Fold Change: -0.1703
    Cell Significance Index: -1.6200
  • Cell Name: endothelial cell of venule (CL1000414)
    Fold Change: -0.1787
    Cell Significance Index: -2.0300
  • Cell Name: intestinal tuft cell (CL0019032)
    Fold Change: -0.1961
    Cell Significance Index: -12.0200
  • Cell Name: hippocampal pyramidal neuron (CL1001571)
    Fold Change: -0.2139
    Cell Significance Index: -6.1100
  • Cell Name: Purkinje cell (CL0000121)
    Fold Change: -0.2283
    Cell Significance Index: -5.0000
  • Cell Name: lung endothelial cell (CL1001567)
    Fold Change: -0.2622
    Cell Significance Index: -13.6600
  • Cell Name: fibroblast of dermis (CL0002551)
    Fold Change: -0.2709
    Cell Significance Index: -5.6700
  • Cell Name: mesenchymal cell (CL0008019)
    Fold Change: -0.2952
    Cell Significance Index: -4.9400
  • Cell Name: pro-T cell (CL0000827)
    Fold Change: -0.3065
    Cell Significance Index: -7.8300
  • Cell Name: BEST4+ enteroycte (CL4030026)
    Fold Change: -0.3072
    Cell Significance Index: -4.6300
  • Cell Name: peg cell (CL4033014)
    Fold Change: -0.3090
    Cell Significance Index: -7.1400
  • Cell Name: fibro/adipogenic progenitor cell (CL0009099)
    Fold Change: -0.3099
    Cell Significance Index: -15.6600
  • Cell Name: medium spiny neuron (CL1001474)
    Fold Change: -0.3112
    Cell Significance Index: -4.2000
  • Cell Name: intestinal epithelial cell (CL0002563)
    Fold Change: -0.3188
    Cell Significance Index: -3.3000

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this specific cell.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.

Other Information

**Key Characteristics** 1. **Structural Homology**: ELK1 shares significant structural homology with other ETS family members, which suggests that it may function similarly in regulating gene expression. 2. **DNA Binding**: ELK1 binds to specific DNA sequences, including those containing the ETS motif, which is essential for its transcriptional activation functions. 3. **Phosphorylation**: ELK1 is phosphorylated by MAPK kinases, which activates its transcriptional activity and regulates its interaction with other proteins. 4. **Regulatory Interactions**: ELK1 interacts with various transcriptional regulators, including RNA polymerase II, to regulate gene expression. **Pathways and Functions** 1. **Cell Differentiation**: ELK1 regulates cell differentiation by controlling the expression of target genes involved in cell fate decisions. 2. **Immune Response**: ELK1 is involved in immune responses, including the regulation of cytokine signaling and the activation of immune cells. 3. **Growth and Development**: ELK1 regulates growth and development by controlling the expression of genes involved in cell proliferation and survival. 4. **Neurotransmission**: ELK1 is involved in neurotransmission, particularly in the regulation of GABAergic interneurons in the cerebral cortex. **Clinical Significance** 1. **Cancer**: ELK1 has been implicated in various cancers, including lung, breast, and colon cancer, where it may contribute to tumorigenesis and metastasis. 2. **Neurological Disorders**: ELK1 may play a role in neurological disorders, such as Alzheimer's disease and Parkinson's disease, where it may influence neurotransmission and neuronal survival. 3. **Immune-Mediated Diseases**: ELK1 may contribute to immune-mediated diseases, such as rheumatoid arthritis and multiple sclerosis, where it may regulate immune cell function and cytokine signaling. 4. **Reproductive Disorders**: ELK1 has been implicated in reproductive disorders, including polycystic ovary syndrome (PCOS) and male infertility, where it may regulate gene expression in germ cells and reproductive tissues. In conclusion, ELK1 is a multifunctional transcription factor that plays a critical role in regulating various cellular processes, including cell differentiation, immune responses, and development. Its dysregulation has been implicated in various diseases, highlighting the importance of understanding its molecular mechanisms and clinical significance.

Genular Protein ID: 2362399042

Symbol: ELK1_HUMAN

Name: ETS domain-containing protein Elk-1

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 2539641

Title: elk, tissue-specific ets-related genes on chromosomes X and 14 near translocation breakpoints.

PubMed ID: 2539641

DOI: 10.1126/science.2539641

PubMed ID: 9795224

Title: The human elk-1 gene family: the functional gene and two processed pseudogenes embedded in the IgH locus.

PubMed ID: 9795224

DOI: 10.1016/s0378-1119(98)00448-x

PubMed ID: 10231026

Title: Structural organization of the human ELK1 gene and its processed pseudogene ELK2 genes.

PubMed ID: 10231026

DOI: 10.1093/dnares/6.1.21

PubMed ID: 14702039

Title: Complete sequencing and characterization of 21,243 full-length human cDNAs.

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 15772651

Title: The DNA sequence of the human X chromosome.

PubMed ID: 15772651

DOI: 10.1038/nature03440

PubMed ID: 15489334

Title: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC).

PubMed ID: 15489334

DOI: 10.1101/gr.2596504

PubMed ID: 7889942

Title: ERK phosphorylation potentiates Elk-1-mediated ternary complex formation and transactivation.

PubMed ID: 7889942

DOI: 10.1002/j.1460-2075.1995.tb07076.x

PubMed ID: 1630903

Title: Elk-1 protein domains required for direct and SRF-assisted DNA-binding.

PubMed ID: 1630903

DOI: 10.1093/nar/20.13.3317

PubMed ID: 8855261

Title: Regulation of mitogen-activated protein kinases by a calcium/calmodulin-dependent protein kinase cascade.

PubMed ID: 8855261

DOI: 10.1073/pnas.93.20.10803

PubMed ID: 9430721

Title: Selective activation of p38 mitogen-activated protein (MAP) kinase isoforms by the MAP kinase kinases MKK3 and MKK6.

PubMed ID: 9430721

DOI: 10.1074/jbc.273.3.1741

PubMed ID: 10637505

Title: ERK activation induces phosphorylation of Elk-1 at multiple S/T-P motifs to high stoichiometry.

PubMed ID: 10637505

DOI: 10.1038/sj.onc.1203362

PubMed ID: 10799319

Title: Characterization of hPRP4 kinase activation: potential role in signaling.

PubMed ID: 10799319

DOI: 10.1006/bbrc.2000.2651

PubMed ID: 12887893

Title: Dynamic interplay of the SUMO and ERK pathways in regulating Elk-1 transcriptional activity.

PubMed ID: 12887893

DOI: 10.1016/s1097-2765(03)00265-x

PubMed ID: 15210726

Title: SUMOylation regulates nucleo-cytoplasmic shuttling of Elk-1.

PubMed ID: 15210726

DOI: 10.1083/jcb.200310136

PubMed ID: 14992729

Title: SUMO promotes HDAC-mediated transcriptional repression.

PubMed ID: 14992729

DOI: 10.1016/s1097-2765(04)00060-7

PubMed ID: 15920481

Title: PIASx acts as an Elk-1 coactivator by facilitating derepression.

PubMed ID: 15920481

DOI: 10.1038/sj.emboj.7600690

PubMed ID: 17296730

Title: Rev7/MAD2B links c-Jun N-terminal protein kinase pathway signaling to activation of the transcription factor Elk-1.

PubMed ID: 17296730

DOI: 10.1128/mcb.02276-06

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

PubMed ID: 19690332

Title: Quantitative phosphoproteomic analysis of T cell receptor signaling reveals system-wide modulation of protein-protein interactions.

PubMed ID: 19690332

DOI: 10.1126/scisignal.2000007

PubMed ID: 23186163

Title: Toward a comprehensive characterization of a human cancer cell phosphoproteome.

PubMed ID: 23186163

DOI: 10.1021/pr300630k

PubMed ID: 26612202

Title: Functional characterization of a human POU1F1 mutation associated with isolated growth hormone deficiency: a novel etiology for IGHD.

PubMed ID: 26612202

DOI: 10.1093/hmg/ddv486

PubMed ID: 10742173

Title: Structure of the elk-1-DNA complex reveals how DNA-distal residues affect ETS domain recognition of DNA.

PubMed ID: 10742173

DOI: 10.1038/74055

PubMed ID: 28939839

Title: Structural insights into the substrate binding adaptability and specificity of human O-GlcNAcase.

PubMed ID: 28939839

DOI: 10.1038/s41467-017-00865-1

Sequence Information:

  • Length: 428
  • Mass: 44888
  • Checksum: 68F71F8ADB9D38CA
  • Sequence:
  • MDPSVTLWQF LLQLLREQGN GHIISWTSRD GGEFKLVDAE EVARLWGLRK NKTNMNYDKL 
    SRALRYYYDK NIIRKVSGQK FVYKFVSYPE VAGCSTEDCP PQPEVSVTST MPNVAPAAIH 
    AAPGDTVSGK PGTPKGAGMA GPGGLARSSR NEYMRSGLYS TFTIQSLQPQ PPPHPRPAVV 
    LPSAAPAGAA APPSGSRSTS PSPLEACLEA EEAGLPLQVI LTPPEAPNLK SEELNVEPGL 
    GRALPPEVKV EGPKEELEVA GERGFVPETT KAEPEVPPQE GVPARLPAVV MDTAGQAGGH 
    AASSPEISQP QKGRKPRDLE LPLSPSLLGG PGPERTPGSG SGSGLQAPGP ALTPSLLPTH 
    TLTPVLLTPS SLPPSIHFWS TLSPIAPRSP AKLSFQFPSS GSAQVHIPSI SVDGLSTPVV 
    LSPGPQKP

Genular Protein ID: 1062449011

Symbol: Q86SR6_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Sequence Information:

  • Length: 454
  • Mass: 47954
  • Checksum: 1A8081A3CD73327F
  • Sequence:
  • RSCQHCQRHR HATHRYPWDG VSTPPAMDPS VTLWQFLLQL LREQGNGHII SWTSRDGGEF 
    KLVDAEEVAR LWGLRKNKTN MNYDKLSRAL RYYYDKNIIR KVSGQKFVYK FVSYPEVAGC 
    STEDCPPQPE VSVTSTMPNV APAAIHAAPG DTVSGKPGTP KGAGMAGPGG LARSSRNEYM 
    RSGLYSTFTI QSLQPQPPPH PRPAVVLPSA APAGAAAPPS GSRSTSPSPL EACLEAEEAG 
    LPLQVILTPP EAPNLKSEEL NVEPGLGRAL PPEVKVEGPK EELEVAGERG FVPETTKAEP 
    EVPPQEGVPA RLPAVVMDTA GQAGGHAASS PEISQPQKGR KPRDLELPLS PSLLGGPGPE 
    RTPGSGSGSG LQAPGPALTP SLLPTHTLTP VLLTPSSLPP SIHFWSTLSP IAPRSPAKLS 
    FQFPSSGSAQ VHIPSISVDG LSTPVVLSPG PQKP

Database document:

This is a preview of the gene's schema. Only a few entries are kept for 'singleCellExpressions,' 'mRNAExpressions,' and other large data arrays for visualization purposes. You can zoom in with the mouse wheel for a closer view, and the text will adjust automatically if necessary. For the full schema, download it here.