Signal recognition particle 3D structures

Updated on 20-November-2023 - For a general description of the protein see Serpin

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• Signal recognition particle
  • 6y2z – hSRP54 NG domain 1-296 - human
    
  • 6y30, 6y31 – hSRP54 NG domain (mutant)
    
  • 1qb2 – hSRP54 M domain 326-434
    
  • 4p3f – hSRP68 (mutant)
    
  • 5m72, 5wrv – hSRP68 + SRP72
    
  • 5wrw – hSRP72
    
  • 1914 – mSRP9/SRP14 – mouse
    
  • 1wgw – mSRP54 N terminal – NMR
    
  • 2hug – AtSRP43 chromodomain 2 + SRP54 M domain – Arabidopsis thaliana – NMR
    
  • 1x32 - AtSRP43 chromodomain 1 – NMR
    
  • 5e4x - AtSRP43 chromodomain 3
    
  • 3deo - AtSRP43 residues 85-267
    
  • 3ui2 - AtSRP43 residues 84-327 + AtSRP54 RRKR motif
    
  • 2w9j – SRP14 residues 1-91 – fission yeast
    
  • 1ls1, 2j45, 2j46, 1ffh, 1ng1, 3ng1 - TaSRP54-like NG domain – Thermus aquaticus
    
  • 2ng1 - TaSRP54-like NG domain (mutant)
    
  • 2ffh - TaSRP54-like residues 1-425 (mutant)
    
  • 1kvn, 1kvv – AfSRP19 (mutant) – Archaeoglobus fulgidus – NMR
    
  • 2jqe – AfSRP54 M domain 313-433 – NMR
    
  • 3dlu, 3dlv, 3dm5 – SRP19 – Pyrococcus furiosus
    
  • 1j8m – AaSPR GTPase domain – Acicianus ambivalens
    
  • 1j8y – AaSPR GTPase domain (mutant)
    
  • 1qzx – SsSRP54 – Sulfolobus solfataricus
    
• Signal recognition particle complexes with RNA
  • 1e8o, 1e8s, 5aox - hSRP9 + hSRP14 + 7S RNA
    
  • 5m73 - hSRP19 + hSRP68 + SRP72 + 7S RNA
    
  • 1ry1 - hSRP9 + hSRP14 + hSRP19 + hSRP54 + 7S RNA
    
  • 4uyj, 4uyk - hSRP9 + hSRP14 + RNA
    
  • 1jid – hSRP19 + RNA
    
  • 3ktv - hSRP19 + RNA S domain
    
  • 1mfq – hSRP19 + hSRP54 M domain + 7S RNA S domain
    
  • 2j37 - hSRP19 + SRP54 + ribosomal proteins L23, L31, L35 + RNA – Cryo EM
    
  • 2go5 – dSRP19 + SRP54 + hSRP receptor α subunit + mSRP receptor b subunit + ribosomal proteins L23, L31, L35 + RNA – dog
    
  • 7obq, 7obr – dSRP19 + SRP54 + SRP68 + SRP72 + SRP receptor ubunit a + RNA – Cryo EM
    
  • 4ue5 – dSRP9 + SRP14 + SRP54 + SRP68 + RNA – Cryo EM
    
  • 3ktw - SsSRP19 + RNA S domain
    
  • 1qzw – SsSRP + 7S RNA
    
  • 1lng – MjSRP19 + RNA – Methanocaldococcus jannaschii
    
  • 1l9a - MjSRP19 (mutant) + RNA
    
  • 2v3c, 3ndb, 4xco - MjSRP19 + MjSRP54 + 7S RNA
    
  • 2iy3 – TaSRP54-like + RNA - EM
    
  • 1dul, 1hq1, 2pxp – EcSRP54-like C terminal + RNA – Escherichia coli
    
  • 3lqx - EcSRP54-like + RNA + Co-hexamine
    
  • 2xkv - EcSRP54-like NG+M domains + 4.5SRNA – Cryo EM
    
  • 2xxa - EcSRP54-like residues 1-433 (mutant) + cell division protein FtsY residues 196-497+ 4.5SRNA
    
  • 7o9f, 7o9g, 7o9i - EcSRP54-like residues 2-299 + ppGpp
    
  • 3zn8 - EcSRP54 NG domain + cell division protein FtsY residues 201-495+ 4.5SRNA + dipeptidyl aminopeptidase B
    
  • 2pxb, 2pxd, 2pxe, 2pxf, 2pxk, 2pxl, 2pxq, 2pxq, 2pxt, 2pxu, 2pxv - EcSRP54-like C terminal + 4.5SRNA domain IV (mutant)
    
  • 2j28 – EcSRP54-like in 70S ribosome – Cryo EM
    
  • 4ue4 – BsSRP M domain + FTSQ signal sequence + RNA - Bacillus subtilis
    
  • 7o5b – BsSRP in 70S ribosome + ppGpp – Cryo EM
    
• Other signal recognition particle complexes
  • 5l3q, 6y32 – hSRP54 + SRP receptor subunit α
    
  • 3dep - AtSRP43 residues 85-267 + polypeptide
    
  • 5e4w - AtSRP43 chromodomain 2-3 + thioredoxin + ALB3 tail
    
  • 5l3r - AtSRP54 + cell division protein FtsY
    
  • 1jpj, 1jpn, 2c04 – TaSRP54-like NG domain + GMPPNP
    
  • 1o87, 2c03 - TaSRP54-like NG domain + GDP
    
  • 1okk, 1rj9, 2cnw - TaSRP54-like NG domain + cell division protein FtsY
    
  • 2j7p - TaSRP54-like NG domain + cell division protein FtsY + GMPPNP
    
  • 5l3s - SsSRP54 + cell division protein FtsY
    
  • 3kl4 – SsSRP54 residues 2-432 + polypeptide
    
  • 5l3v - SsSRP54 + GDP
    
  • 7epk - SRP54 + GDP – Aeropyrum pernix
    
  • 4c7o – EcSRP + FtsY + SRP RNA