PDB entry 1ygb

View 1ygb on RCSB PDB site
Description: Crystal Structure of the catalytic fragment of alanyl-tRNA synthetase in complex with L-serine
Class: ligase
Keywords: helix-turn-helix motif, alpha-beta fold, amino acid binding, LIGASE
Deposited on 2005-01-04, released 2005-01-25
The last revision prior to the SCOPe 2.08 freeze date was dated 2009-02-24, with a file datestamp of 2009-03-01.
Experiment type: XRAY
Resolution: 2.48 Å
R-factor: 0.199
AEROSPACI score: 0.28 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Alanyl-tRNA synthetase
    Species: Aquifex aeolicus [TaxId:63363]
    Gene: alaS
    Database cross-references and differences (RAF-indexed):
    • Uniprot O67323 (Start-453)
      • cloning artifact (454-457)
    Domains in SCOPe 2.08: d1ygba1, d1ygba2, d1ygba3
  • Heterogens: SER, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >1ygbA (A:)
mslsaheirelflsffekkghtrvksaplvpendptllfvnagmvpfknvflglekrpyk
ratscqkclrvsgkhndleqvgytsrhhtffemlgnfsfgdyfkkeaieyawefvtevlk
lpkeklyvsvykddeeayriwnehigipseriwrlgeednfwqmgdvgpcgpsseiyvdr
geeyegderyleiwnlvfmqynrdengvltplphpnidtgmgleriasvlqgknsnfeid
iifpliqfgeevsgkkygekfetdvalrviadhlraitfaisdgvipsnegrgyvirril
rramrfgyklgienpflykgvdlvvdimkepypelelsrefvkgivkgeekrfiktlkag
meyiqeviqkaleegrktlsgkevftaydtygfpvdlideiarekglgidlegfqcelee
qrerarkhfkveakkvkpvyshlkelgktsafvgaaalehhhhhh

    Sequence, based on observed residues (ATOM records): (download) 
    >1ygbA (A:)
slsaheirelflsffekkghtrvksaplvpendptllfvnagmvpfknvflglekrpykr
atscqkclrvsgkhndleqvgytsrhhtffemlgnfsfgdyfkkeaieyawefvtevlkl
pkeklyvsvykddeeayriwnehigipseriwrlgeednfwqmgdvgpcgpsseiyvdrg
eeyegderyleiwnlvfmqynrdengvltplphpnidtgmgleriasvlqgknsnfeidi
ifpliqfgeevsgkkygekfetdvalrviadhlraitfaisdgvipsnegrgyvirrilr
ramrfgyklgienpflykgvdlvvdimkepypelelsrefvkgivkgeekrfiktlkagm
eyiqeviqkaleegrktlsgkevftaydtygfpvdlideiarekglgidlegfqceleeq
rerarkhpvyshlkelgktsafvgaaal