Structure of PDB 7mqa Chain SF

Receptor sequence

>7mqaSF (length=123) Species: 9606 (Homo sapiens)

VNPKAYPLADAHLTKKLLDLVQQSCNYKQLRKGANEATKTLNRGISEFIV
MAADAEPLEIILHLPLLCEDKNVPYVFVRSKQALGRACGVSRPVIACSVT
IKEGSQLKQQIQSIQQSIERLLV

3D structure

• PDB: 7mqa Nucleolar maturation of the human small subunit processome.
• Chain: SF
• Resolution: 2.7 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	rna	SF	K37 G38 A39 N40 E41 K44 R48 V95 S96 R97 I100	K32 G33 A34 N35 E36 K39 R43 V90 S91 R92 I95

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0005515 protein binding
• GO:0030515 snoRNA binding
• GO:0030621 U4 snRNA binding
• GO:0030622 U4atac snRNA binding
• GO:0034511 U3 snoRNA binding
• GO:0034512 box C/D sno(s)RNA binding
• GO:0051117 ATPase binding

Biological Process

• GO:0000398 mRNA splicing, via spliceosome
• GO:0000492 box C/D snoRNP assembly
• GO:0006397 mRNA processing
• GO:0007338 single fertilization
• GO:0008380 RNA splicing
• GO:0030490 maturation of SSU-rRNA
• GO:0042254 ribosome biogenesis
• GO:0042274 ribosomal small subunit biogenesis

Cellular Component

• GO:0001651 dense fibrillar component
• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005681 spliceosomal complex
• GO:0005690 U4atac snRNP
• GO:0005730 nucleolus
• GO:0031428 box C/D methylation guide snoRNP complex
• GO:0032040 small-subunit processome
• GO:0032991 protein-containing complex
• GO:0046540 U4/U6 x U5 tri-snRNP complex
• GO:0071005 U2-type precatalytic spliceosome
• GO:0071011 precatalytic spliceosome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:7mqa, PDBe:7mqa, PDBj:7mqa
• PDBsum: 7mqa
• PubMed: 34516797
• UniProt: P55769|NH2L1_HUMAN NHP2-like protein 1 (Gene Name=SNU13)