Hello student,.
You have not mentioned which region you belong to. With a score of 485 in the general category, it becomes difficult to secure a seat in the government medical colleges when comparing the results of previous years. The cut off's for last year was..
AU region 533
SVU region  517
OU quota 526
But, scores and ranks vary each year with difficulty level of the question paper and availability of seats. However you can go through the following link to know about the cut off's and ranks for the previous years and calculate your chances of selection
https://medicine.careers360.com/articles/neet-cutoff-ap
Good luck

Hello,

Based upon your score in NEET 2019,and the previous year cutoff, chances are less for admission to Government Medical Colleges under All India Quota. You may have chances for admission to colleges under state quota. Use NEET College Predictor to Check Your MBBS Chances in All India Quota, Deemed Universities & State Quota seat Based on Your NEET AIR

   https://medicine.careers360.com/neet-ug-college-predictor?icn=neet-clgpd&ici=qna-answer

Best hopes!