PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33673467-6 2021 When pH <= 7.7, hydrogen bubbles with large break-off diameter are easily adsorbed on film surface acting as porous structure templates, and the electroactive ion species, Ni2+ and Ni(NH3)n2+ complexes with low coordination number (n <= 3), possess high reduction overpotential, which is beneficial to forming protrusions and smaller particles. Nickel(2+) 172-176 phenylalanine hydroxylase Homo sapiens 5-7