CmoCh08G002640 (gene) Cucurbita moschata (Rifu) v1

Overview
NameCmoCh08G002640
Typegene
OrganismCucurbita moschata (Cucurbita moschata (Rifu) v1)
Description30S ribosomal protein S2, chloroplastic
LocationCmo_Chr08: 1631149 .. 1631503 (-)
RNA-Seq ExpressionCmoCh08G002640
SyntenyCmoCh08G002640
Sequences
The following sequences are available for this feature:

Gene sequence (with intron)

Legend: polypeptideexonCDS
Hold the cursor over a type above to highlight its positions in the sequence below.
ATGTTAACAAATTGGTCTACTACCGAAACGAGACTTCATAAGTTCAGGGACTTGAGAACGGAACAAAAGACAAGGGGGACTCAACCGTCTTCTGAAAGGGATGCTGCTATGTTGAAGAGACAATTATCTCACTTCCAAACATATCTGGGCTGGATTACCCGGTATTGTAATAATCGTTGATCAACAAGAAGAATATCAGGCTCTTCAAGGATGTATCACGTTCGAAATTCCAACTATTTGTTTAATAGATACAAATTGTGACCCAGATCTCGAATATTTTGATTCCAACATTATCCAGTGCTTCCAAAATGGACTTTCTTCCTTCTCTTCAATAAAATCTCGAGTCGATAAATAA

mRNA sequence

ATGTTAACAAATTGGTCTACTACCGAAACGAGACTTCATAAGTTCAGGGACTTGAGAACGGAACAAAAGACAAGGGGGACTCAACCGTCTTCTGAAAGGGATGCTGCTATAGACAATTATCTCACTTCCAAACATATCTGGGCTGGATTACCCGGTATTGTAATAATCGTTGATCAACAAGAAGAATATCAGGCTCTTCAAGGATGTATCACGTTCGAAATTCCAACTATTTGTTTAATAGATACAAATTGTGACCCAGATCTCGAATATTTTGATTCCAACATTATCCAGTGCTTCCAAAATGGACTTTCTTCCTTCTCTTCAATAAAATCTCGAGTCGATAAATAA

Coding sequence (CDS)

ATGTTAACAAATTGGTCTACTACCGAAACGAGACTTCATAAGTTCAGGGACTTGAGAACGGAACAAAAGACAAGGGGGACTCAACCGTCTTCTGAAAGGGATGCTGCTATAGACAATTATCTCACTTCCAAACATATCTGGGCTGGATTACCCGGTATTGTAATAATCGTTGATCAACAAGAAGAATATCAGGCTCTTCAAGGATGTATCACGTTCGAAATTCCAACTATTTGTTTAATAGATACAAATTGTGACCCAGATCTCGAATATTTTGATTCCAACATTATCCAGTGCTTCCAAAATGGACTTTCTTCCTTCTCTTCAATAAAATCTCGAGTCGATAAATAA

Protein sequence

MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAAIDNYLTSKHIWAGLPGIVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDLEYFDSNIIQCFQNGLSSFSSIKSRVDK
Homology
BLAST of CmoCh08G002640 vs. ExPASy Swiss-Prot
Match: Q4VZP4 (30S ribosomal protein S2, chloroplastic OS=Cucumis sativus OX=3659 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 4.9e-28
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMFKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy Swiss-Prot
Match: Q1KXW9 (30S ribosomal protein S2, chloroplastic OS=Helianthus annuus OX=4232 GN=rps2 PE=3 SV=1)

HSP 1 Score: 122.5 bits (306), Expect = 3.2e-27
Identity = 65/96 (67.71%), Postives = 67/96 (69.79%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLSRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQ EEY ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQHEEYTALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy Swiss-Prot
Match: Q56P10 (30S ribosomal protein S2, chloroplastic OS=Lactuca sativa OX=4236 GN=rps2 PE=3 SV=1)

HSP 1 Score: 122.5 bits (306), Expect = 3.2e-27
Identity = 65/96 (67.71%), Postives = 67/96 (69.79%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLDRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQ EEY ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQHEEYTALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy Swiss-Prot
Match: B2LMI3 (30S ribosomal protein S2, chloroplastic OS=Guizotia abyssinica OX=4230 GN=rps2 PE=3 SV=1)

HSP 1 Score: 120.6 bits (301), Expect = 1.2e-26
Identity = 64/96 (66.67%), Postives = 66/96 (68.75%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQ EEY  LQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQHEEYTPLQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy Swiss-Prot
Match: Q09X28 (30S ribosomal protein S2, chloroplastic OS=Morus indica OX=248361 GN=rps2 PE=3 SV=1)

HSP 1 Score: 120.6 bits (301), Expect = 1.2e-26
Identity = 64/96 (66.67%), Postives = 67/96 (69.79%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAAI--------DNYLTSKHIWAGLPG 60
           MLTNW TTETRLHKFRDLRTEQKT   +   +RDAA+          YL       GLP 
Sbjct: 104 MLTNWYTTETRLHKFRDLRTEQKTGRLKRLPKRDAAVLKRQISHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYTALQECITLRIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy TrEMBL
Match: A0A218KG32 (30S ribosomal protein S2, chloroplastic OS=Cucumis sativus var. hardwickii OX=319220 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 1.8e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMFKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy TrEMBL
Match: A0A1X9Q1S8 (30S ribosomal protein S2, chloroplastic OS=Cucumis sativus OX=3659 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 1.8e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMFKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy TrEMBL
Match: A0A249RZA5 (30S ribosomal protein S2, chloroplastic OS=Cucumis melo var. cantalupensis OX=3658 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 1.8e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy TrEMBL
Match: A0A1P8LE54 (Ribosomal protein S2 OS=Citrullus mucosospermus OX=519315 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 1.8e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. ExPASy TrEMBL
Match: A0A2Z2CQF0 (30S ribosomal protein S2, chloroplastic OS=Coccinia grandis OX=387127 GN=rps2 PE=3 SV=1)

HSP 1 Score: 125.2 bits (313), Expect = 1.8e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. NCBI nr
Match: QJS52344.1 (ribosomal protein S2 [Indofevillea khasiana])

HSP 1 Score: 125.2 bits (313), Expect = 3.7e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. NCBI nr
Match: AHM88761.1 (ribosomal protein S2, partial [Lagenaria siceraria])

HSP 1 Score: 125.2 bits (313), Expect = 3.7e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. NCBI nr
Match: YP_009674380.1 (ribosomal protein S2 [Siraitia grosvenorii] >QDK59378.1 ribosomal protein S2 [Siraitia grosvenorii] >QDK99936.1 ribosomal protein S2 [Siraitia grosvenorii] >QIB71494.1 ribosomal protein S2 [Siraitia grosvenorii] >QJA16133.1 ribosomal protein S2 [Siraitia grosvenorii])

HSP 1 Score: 125.2 bits (313), Expect = 3.7e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. NCBI nr
Match: YP_009751474.1 (ribosomal protein S2 [Thladiantha dubia] >QIT03955.1 ribosomal protein S2 [Thladiantha dubia])

HSP 1 Score: 125.2 bits (313), Expect = 3.7e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. NCBI nr
Match: YP_009752064.1 (ribosomal protein S2 [Dendrosicyos socotranus] >QIT05474.1 ribosomal protein S2 [Dendrosicyos socotranus])

HSP 1 Score: 125.2 bits (313), Expect = 3.7e-25
Identity = 66/96 (68.75%), Postives = 69/96 (71.88%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAA--------IDNYLTSKHIWAGLPG 60
           MLTNWSTTETRLHKFRDLRTEQKT G     +RDAA        +  YL       GLP 
Sbjct: 104 MLTNWSTTETRLHKFRDLRTEQKTGGLNRLPKRDAAMLKRQLSHLQTYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVIIVDQQEEY+ALQ CIT  IPTICLIDTNCDPDL
Sbjct: 164 IVIIVDQQEEYRALQECITLGIPTICLIDTNCDPDL 199

BLAST of CmoCh08G002640 vs. TAIR 10
Match: ATCG00160.1 (ribosomal protein S2 )

HSP 1 Score: 115.2 bits (287), Expect = 3.6e-26
Identity = 61/96 (63.54%), Postives = 67/96 (69.79%), Query Frame = 0

Query: 1   MLTNWSTTETRLHKFRDLRTEQKTRGTQPSSERDAAI--------DNYLTSKHIWAGLPG 60
           MLTNWSTTE RLHKFRDLRTEQKT G     +RDAA+        + YL       GLP 
Sbjct: 104 MLTNWSTTEKRLHKFRDLRTEQKTEGFNRLPKRDAAVLKRQLSRLETYLGGIKYMTGLPD 163

Query: 61  IVIIVDQQEEYQALQGCITFEIPTICLIDTNCDPDL 89
           IVII+DQQEEY AL+ CIT  IPTI LIDTNC+PDL
Sbjct: 164 IVIILDQQEEYTALRECITLGIPTISLIDTNCNPDL 199

The following BLAST results are available for this feature:
Match NameE-valueIdentityDescription
Q4VZP44.9e-2868.7530S ribosomal protein S2, chloroplastic OS=Cucumis sativus OX=3659 GN=rps2 PE=3 ... [more]
Q1KXW93.2e-2767.7130S ribosomal protein S2, chloroplastic OS=Helianthus annuus OX=4232 GN=rps2 PE=... [more]
Q56P103.2e-2767.7130S ribosomal protein S2, chloroplastic OS=Lactuca sativa OX=4236 GN=rps2 PE=3 S... [more]
B2LMI31.2e-2666.6730S ribosomal protein S2, chloroplastic OS=Guizotia abyssinica OX=4230 GN=rps2 P... [more]
Q09X281.2e-2666.6730S ribosomal protein S2, chloroplastic OS=Morus indica OX=248361 GN=rps2 PE=3 S... [more]
Match NameE-valueIdentityDescription
A0A218KG321.8e-2568.7530S ribosomal protein S2, chloroplastic OS=Cucumis sativus var. hardwickii OX=31... [more]
A0A1X9Q1S81.8e-2568.7530S ribosomal protein S2, chloroplastic OS=Cucumis sativus OX=3659 GN=rps2 PE=3 ... [more]
A0A249RZA51.8e-2568.7530S ribosomal protein S2, chloroplastic OS=Cucumis melo var. cantalupensis OX=36... [more]
A0A1P8LE541.8e-2568.75Ribosomal protein S2 OS=Citrullus mucosospermus OX=519315 GN=rps2 PE=3 SV=1[more]
A0A2Z2CQF01.8e-2568.7530S ribosomal protein S2, chloroplastic OS=Coccinia grandis OX=387127 GN=rps2 PE... [more]
Match NameE-valueIdentityDescription
QJS52344.13.7e-2568.75ribosomal protein S2 [Indofevillea khasiana][more]
AHM88761.13.7e-2568.75ribosomal protein S2, partial [Lagenaria siceraria][more]
YP_009674380.13.7e-2568.75ribosomal protein S2 [Siraitia grosvenorii] >QDK59378.1 ribosomal protein S2 [Si... [more]
YP_009751474.13.7e-2568.75ribosomal protein S2 [Thladiantha dubia] >QIT03955.1 ribosomal protein S2 [Thlad... [more]
YP_009752064.13.7e-2568.75ribosomal protein S2 [Dendrosicyos socotranus] >QIT05474.1 ribosomal protein S2 ... [more]
Match NameE-valueIdentityDescription
ATCG00160.13.6e-2663.54ribosomal protein S2 [more]
InterPro
Analysis Name: InterPro Annotations of Cucurbita moschata (Rifu) v1
Date Performed: 2021-10-25
IPR TermIPR DescriptionSourceSource TermSource DescriptionAlignment
NoneNo IPR availableGENE3D1.10.287.610Helix hairpin bincoord: 1..39
e-value: 9.8E-10
score: 40.3
NoneNo IPR availableGENE3D3.40.50.10490coord: 42..97
e-value: 2.5E-12
score: 48.2
IPR001865Ribosomal protein S2PFAMPF00318Ribosomal_S2coord: 1..88
e-value: 2.3E-14
score: 53.2
IPR005706Ribosomal protein S2, bacteria/mitochondria/plastidPANTHERPTHR1253430S RIBOSOMAL PROTEIN S2 PROKARYOTIC AND ORGANELLARcoord: 1..92
IPR023591Ribosomal protein S2, flavodoxin-like domain superfamilySUPERFAMILY52313Ribosomal protein S2coord: 1..88

Relationships

The following mRNA feature(s) are a part of this gene:

Feature NameUnique NameType
CmoCh08G002640.1CmoCh08G002640.1mRNA


GO Annotation
GO Assignments
This gene is annotated with the following GO terms.
Category Term Accession Term Name
biological_process GO:0006412 translation
cellular_component GO:0009536 plastid
cellular_component GO:0015935 small ribosomal subunit
cellular_component GO:0005840 ribosome
molecular_function GO:0003735 structural constituent of ribosome