Information report for Lsa000264
Gene Details
Functional Annotation
- Refseq: XP_023753469.1 — protein rough sheath 2 homolog
- Swissprot: O80931 — AS1_ARATH; Transcription factor AS1
- TrEMBL: A0A2J6M183 — A0A2J6M183_LACSA; Uncharacterized protein
- STRING: XP_009630091.1 — (Nicotiana tomentosiformis)
- GO:0003677 — Molecular Function — DNA binding
Family Introduction
- MYB factors represent a family of proteins that include the conserved MYB DNA-binding domain.The first MYB gene identified was the ‘oncogene’ v-Myb derived from the avian myeloblastosis virus . Evidence obtained from sequence comparisons indicates that v-Myb may have originated from a vertebrate gene, which mutated once it became part of the virus. Many vertebrates contain three genes related to v-Myb c-Myb, A-Myb and B-Myb and other similar genes have been identified in insects, plants, fungi and slime moulds. The encoded proteins are crucial to the control of proliferation and differentiation in a number of cell types, and share the conserved MYB DNA-binding domain. This domain generally comprises up to three imperfect repeats, each forming a helix-turn-helix structure of about 53 amino acids. Three regularly spaced tryptophan residues, which form a tryptophan cluster in the three-dimensional helix-turn-helix structure, are characteristic of a MYB repeat. The three repeats in c-Myb are referred to as R1, R2 and R3; and repeats from other MYB proteins are categorised according to their similarity to either R1, R2 or R3.
- In contrast to animals, plants contain a MYB-protein subfamily that is characterised by the R2R3-type MYB domain. MYB proteins can be classified into three subfamilies depending on the number of adjacent repeats in the MYB domain (one, two or three). We refer to MYB-like proteins with one repeat as ‘MYB1R factors’, with two as ‘R2R3-type MYB’ factors, and with three repeats as ‘MYB3R’ factors.
Literature and News
Gene Resources
Homologs
- Artemisia annua: Aan005177
- Citrullus lanatus: Cla007114
- Cucumis sativus: Cucsa.031620.1
- Fragaria vesca: mrna10329.1-v1.0-hybrid
- Juglans regia: WALNUT_00015423-RA
- Malus domestica: MDP0000252887, MDP0000422537
- Nicotiana benthamiana: Niben101Scf13710g03006.1
- Nicotiana tabacum: XP_016443007.1, XP_016442099.1
- Populus trichocarpa: Potri.017G112300.1
- Pyrus bretschneideri: Pbr003929.1, Pbr013713.1
- Sesamum indicum: XP_011097206.1
- Vitis vinifera: GSVIVT01036446001
Sequences
CDS Sequence:
- >Lsa000264|Lactuca_sativa|MYB|gnl|UG|Lsa#S58685279;PUT-187a-Lactuca_sativa-35793
ATGAAGGAGCGTCAACGATGGCAGCCTGAAGAAGACGCTCTCCTCCGTGCTTACGTTAACCAGTACGGCCCTCGAGAATGGAATCTCATCTCTCAACGCATGTCCAAACCCTTAGATCGTGATCCCAAATCGTGTCTCGAGCGTTGGAAGAATTATCTCAAACCCGGAATCAAAAAAGGATCGCTTACACCACAAGAACAGACACTGGTGATTTCACTTCAGGCCAAGTACGGAAACAAGTGGAAAAAGATCGCCTCCGAAGTCCCTGGCCGAACAGCTAAGCGTTTAGGAAAGTGGTGGGAGGTTTTCAAGGAAAAACAAATCAAACAGCAGATTCAGAATAATAAGAAGTCCGGATCGTCGACTTCGAATCCGCCGCCGCCGCCGCCGTCTGTTGCGGTTGTTTCCGGTTGCTGTGGTTCGCCGGAAAAAGCTATTCAAGGTACGTACGACCATATACTGGAGACTTTCGCAGAGAAGTACGTGCAACCGTACTTGAAACCAGCTCCGGTGGTGATGCCAAATCTGAACTCACCGATTCTTTCACTCGGTTCCGGTTCAAATCCGACACCCGACCCGAATGTTACAGCGCCAATGTTACCACCATGGATGAATAACAACAATACGACGTCGTGCTTAACATCATCTTCTTCCTCAAAGTCAACAACGCCATCTCCATCGGTGAGCCTCACCCTCTCCCCCTCCGAACCGGTTGTTCTCGACCCGGTTCACTCCGACCATCCACTCAACACCCGGTTTTTCCCGGTTCAACAAGTGGGTACATTGGTTCAGTGCTGTAAAGAGGTGGAGGAAGCAAAGCAAAACTGGGTTCAACACAAGAAGGAGGCGACATGGCGGCTGAGCCGGCTGGAACAGCAGCTAGAAGCGGAGAAAAGCCGGAAGAGAAGAGAGAAGATGGAGGAGATAGAAGCGAAGATACGGTGTCTGAGGGAGGAGGAGACGGCGGCGTTAGGGCGGATGGAGAGTGAGTACAGAGAACAGTTGAATGCGTTGCAGAGGGATGCAGAAGGGAAAGAAGTGAAGTTAATGGAATCATGGAGTAATAAGCAAATGAAGTTGAGTAAGCTTGTTGAACAGATTAATGGCGGATTAATTCAACATCAACATATGATTAGTGGAACTAATCATCATCATGGTTTAAGTTAA
Protein Sequence:
- >Lsa000264|Lactuca_sativa|MYB|gnl|UG|Lsa#S58685279;PUT-187a-Lactuca_sativa-35793
MKERQRWQPEEDALLRAYVNQYGPREWNLISQRMSKPLDRDPKSCLERWKNYLKPGIKKGSLTPQEQTLVISLQAKYGNKWKKIASEVPGRTAKRLGKWWEVFKEKQIKQQIQNNKKSGSSTSNPPPPPPSVAVVSGCCGSPEKAIQGTYDHILETFAEKYVQPYLKPAPVVMPNLNSPILSLGSGSNPTPDPNVTAPMLPPWMNNNNTTSCLTSSSSSKSTTPSPSVSLTLSPSEPVVLDPVHSDHPLNTRFFPVQQVGTLVQCCKEVEEAKQNWVQHKKEATWRLSRLEQQLEAEKSRKRREKMEEIEAKIRCLREEETAALGRMESEYREQLNALQRDAEGKEVKLMESWSNKQMKLSKLVEQINGGLIQHQHMISGTNHHHGLS