P09012 (SNRPA_HUMAN) Homo sapiens (Human)

U1 small nuclear ribonucleoprotein A UniProtKBInterproStringInteractive Modelling

282 aa; Sequence (Fasta)

Sequence Features

 12-82RNA recognition motif domain
IPR000504PF00076
 210-272RNA recognition motif domain
IPR000504PF00076

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownload
Crystal structure of human U1 snRNP Heteromer
P08621; P62318; P14678; P62314; P62316; P62306; P62304; P62308;
3pgw5-282
Structure of a rare, non-standard sequence k-turn bound by L7Ae protein Heteromer
P09012; O29494;
2HP;4c4w6-102
Structure of the standard kink turn HmKt-7 as stem loop bound with U1A and L7Ae proteins Heteromer
P09012; O29494;
5fj46-102
U1A RNA binding domain at 1.8 angstrom resolution reveals a pre-organized C-terminal helixhomo-6-mer 15×MG; 36×MLA;1nu46-98
Crystal structure of an in vitro evolved tetracycline aptamer and artificial riboswitchhomo-4-mer 48×MG;CTC;3egz6-98
The NMR structure of the 38KDa U1A protein-PIE RNA complex reveals the basis of cooperativity in ...homo-2-mer 1dz52-102
'Crystal structure of the E. coli ThiM riboswitch in complex with thiamine pyrophosphate and the ...homo-2-mer MG;TPP;3k0j4-97
Crystal structure of class I ligase ribozyme self-ligation product, in complex with U1A RBDhomo-2-mer 34×MG;3hhn6-98
RNA-BINDING DOMAIN OF THE U1A SPLICEOSOMAL PROTEIN U1A117, NMR, 43 STRUCTURESmonomer 1fht2-117
U1A-UTRRNA, NMR, 31 STRUCTURESmonomer 1aud2-102
U1A MUTANT/RNA COMPLEX + GLYCEROLmonomer GOL;CL;1urn2-98
Hepatitis Delta Virus Gemonic Ribozyme Precursor, with Mg2+ Boundmonomer MG;1sj34-100
A Second Look at the HDV Ribozyme Structure and Dynamics.monomer SR;4prf4-100
Transition State Stabilization by a Catalytic RNAmonomer 13×CA;MPD;1m5v4-100
'Hepatitis Delta Virus gemonic ribozyme precursor with C75U mutation and bound to monovalent cati...monomer 15×TL;2oih4-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Precursor, with C75U mutaion, in...monomer SR;1vc04-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Precursor, with C75U mutaion, in...monomer 1vbx4-100
Crystal structure of a C75U mutant Hepatitis Delta Virus ribozyme precursor, in Cu2+ solutionmonomer 1sj44-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Precursor, with C75U mutaion, in...monomer NCO;1sjf4-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Precursor, with C75U mutaion, in...monomer BA;1vbz4-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Product with C75U Mutaion, cleav...monomer MG;1vc64-100
'Hepatitis Delta Virus ribozyme precursor structure, with C75U mutation, bound to Tl+ and cobalt ...monomer TL;NCO;2oj34-100
'Crystal Structure of the Hepatitis Delta Virus Gemonic Ribozyme Precursor, with C75U mutaion, an...monomer NA;MN;1vby4-100
'Crystal Structure of the Wild Type Hepatitis Delta Virus Gemonic Ribozyme Precursor, in EDTA sol...monomer NA;1vc54-100
L-glutamine riboswitch bound with L-glutaminemonomer NA;MG;GLN;5ddp3-98
L-glutamine riboswitch bound with L-glutamine soaked with Mn2+monomer NA;MG;MN;GLN;5ddq3-98
Transition State Stabilization by a Catalytic RNAmonomer 20×CA;1m5o6-100
U1A SPLICEOSOMAL PROTEIN/HEPATITIS DELTA VIRUS GENOMIC RIBOZYME COMPLEXmonomer MG;SO4;1drz4-98
Crystal structure of a hairpin ribozyme in the catalytically-active conformationmonomer 16×CA;CL;1m5k6-100
Transition State Stabilization by a Catalytic RNAmonomer 13×CA;1m5p6-100
CRYSTAL STRUCTURE OF A SELF-SPLICING GROUP I INTRON WITH BOTH EXONSmonomer K; 13×MG;1u6b4-98
A relaxed active site following exon ligation by a group I intronmonomer 10×MG;3bo24-98
A relaxed active site following exon ligation by a group I intronmonomer 12×MG;K;3bo44-98
'Crystal structure of a group I intron/two exon complex that includes all catalytic metal ion lig...monomer MG;K;1zzn4-98
A relaxed active site following exon ligation by a group I intronmonomer 13×MG;K;3bo34-98
Plasticity of the kink turn structural motifmonomer K; 13×MG;3iin4-98
L-glutamine riboswitch bound with L-glutamine soaked with Cs+monomer CS;K;MG;GLN;5ddr5-98
A Second Look at the HDV Ribozyme Structure and Dynamics.monomer 16×MG;4pr64-96
U1A rnp domain 1-95monomer 1oia3-95
Aminoacyl-tRNA synthetase ribozymemonomer MG;K;3cul6-98
Crystal Structure of a Glycine Riboswitch from Fusobacterium nucleatummonomer GLY; 13×MG;3p496-98
Structure of URNdesign, a complete computational redesign of human U1A proteinmonomer 2a3j4-96
Native structure of a c-di-GMP riboswitch from V. choleraemonomer MG;C2E;3mxh7-98
Structural investigation of the GlmS ribozyme bound to its catalytic cofactormonomer GLP;MG;2nz47-98
Structure of a c-di-GMP riboswitch from V. choleraemonomer IRI;MG;C2E;3irw7-98
The C92U mutant c-di-GMP-I riboswitch bound to GpAmonomer MG;3ud47-98
The c-di-GMP-I riboswitch bound to pGpGmonomer MG;3ucu7-98
The c-di-GMP-I riboswitch bound to GpGmonomer MG;3ucz7-98
Crystal structure of the product Bacillus anthracis glmS ribozymemonomer GLP;MG;3g9c7-98
Crystal Structure of the G20A mutant c-di-GMP riboswith bound to c-di-GMPmonomer MG;C2E;3mum7-98
Crystal Structure of the C92U mutant c-di-GMP riboswith bound to c-di-GMPmonomer MG;C2E;3mur7-98
Crystal structure of the G33A mutant Bacillus anthracis glmS ribozyme bound to GlcN6Pmonomer GLP;MG;3g8t7-98
Crystal Structure of the G20A/C92U mutant c-di-GMP riboswith bound to c-di-GMPmonomer MG;C2E;3mut7-98
Aminoacyl-tRNA synthetase ribozymemonomer MG;K;3cun7-98
Crystal structure of the Bacillus anthracis glmS ribozyme bound to MaN6Pmonomer 6MN;MG;3g967-98
Crystal structure of the pre-cleaved Bacillus anthracis glmS ribozymemonomer MG;3g8s7-98
The C92U mutant c-di-GMP-I riboswitch bound to pGpAmonomer MG;3ud37-98
'Structural and Dynamic Basis for Low Affinity-High Selectivity Binding of L-glutamine by the Gln...monomer 5ddo7-98
'Crystal structure of the Class I ligase ribozyme-substrate preligation complex, C47U mutant, Mg2...monomer 25×MG;3r1l7-98
'Crystal structure of the Class I ligase ribozyme-substrate preligation complex, C47U mutant, Ca2...monomer 14×CA;3r1h7-98
Crystal Structure of the G20A/C92U mutant c-di-GMP riboswith bound to c-di-AMPmonomer MG;2BA;3muv7-98
20A Mutant c-di-GMP Vc2 Riboswitch bound with 3',3'-cGAMPmonomer MG;4BW;4yb17-97
Co-crystal structure of a bacterial c-di-GMP riboswitchmonomer C2E;3iwn6-96
Crystal structure of Bacillus subtilis cyclic-di-AMP riboswitch ydaOmonomer MG;K;2BA;EDO;4w926-96
Crystal structure of the Bacillus anthracis glmS ribozyme bound to Glc6Pmonomer MG;G6P;3l3c7-96
Crystal structure of Bacillus subtilis cyclic-di-AMP riboswitch ydaOmonomer MG;2BA;4w907-96
RNA BINDING DOMAIN 2 OF HUMAN U1A PROTEIN, NMR, 20 STRUCTURESmonomer 2u1a195-282