P30047 GTP GCHFR 9606 None SL-0178 SL-0182 Nucleus {ECO:0000269|PubMed:16778797}. Nucleus membrane {ECO:0000269|PubMed:16778797}. Cytoplasm, cytosol {ECO:0000269|PubMed:16778797}. UNIPROT P30047 UNIPROT B2R4L6 UNIPROT B7ZLM8 UNIPROT Q2M1Q2 UNIPROT Q99749 PDB 6Z80 PDB 6Z85 PDB 7ACC PDB 7AL9 PDB 7ALA PDB 7ALB PDB 7ALC PDB 7ALQ Pfam PF06399 OMIM 602437 DisGeNET 2644 Mediates tetrahydrobiopterin inhibition of GTP cyclohydrolase 1. This inhibition is reversed by L-phenylalanine. {ECO:0000269|PubMed:16778797}. O75147 EBI-21786208 0.35 P30793 EBI-958378 0.37 P20155 EBI-21762493 0.35 Q8N0Z8 EBI-21786208 0.35 Q9Y450 EBI-21786208 0.35 Q96RR4 EBI-21786208 0.35 Q7Z5L9 EBI-21786208 0.35 Q5JSL3 EBI-21786208 0.35 Q13951 EBI-21786208 0.35 Q04637 EBI-21786208 0.35 O76041 EBI-21786208 0.35 O00168 EBI-21862664 0.35 GO:0005737 GO:0005829 GO:0030425 GO:0042470 GO:0031965 GO:0005654 GO:0005634 GO:0032991 GO:0016597 GO:0004857 GO:0044549 GO:0030742 GO:0044877 GO:0009890 GO:0043105 GO:0042133 GO:0006809 GO:0065003 Unknown UniProt Sequence Analysis MPYLLISTQIRMEVGPTMVGDEQSDPELMQHLGASKRRALGNNFYEYYVDDPPRIVLDKLERRGFRVLSMTGVGQTLVWCLHKE 84