A Texas high school football coach has proven to be an ultimate team player by offering to donate more than half of his own liver to a terminally ill colleague . Cypress Ridge High School coach Matthew Beeler is going to give 63-percent of his liver to fellow coach John McWilliams after the later developed transthyretin amyloidosis . The genetic disorder stops the production of a protein needed for proper function of the vital organ and without it , McWilliams will experience organ failure . A friend in need is a friend indeed : Cyrpess Ridge Hill School coach John McWilliams will receive 63-percent of Matthew Beeler 's liver . Indeed , since his diagnosis two years ago , two of McWilliams three siblings have been struck down with the same disorder . 'After Thanksgiving , I came in and all the coaches were sitting in there , ' McWilliams told Click2Houston.com . 'And I said , 'Hey guys , I need a liver . ' ' I got up and said , 'Hey guys , I need a new liver . I need a portion of somebody 's liver . If anyone has type O blood , you know , anybody wants to donate , I 'd be more than happy to take it , '' said Coach McWilliams to ABC 13 . Beeler said that he stepped forward and when he discovered he was a match did not hesitate to help his friend . Help : Matthew Beeler ( left ) is determined to help John McWilliams after his friends diagnosis with an incurable liver condition two years ago . ' I said , 'Shoot , I could n't help a nicer man , ' Beeler told Click2Houston.com . 'It was n't my decision to do it ; I feel like I was put here to do it , ' he said . Beeler said he would be disappointed in himself he if did n't doante part of his liver . 'We teach and coach for a reason , and it 's because we have this innate desire to help people . And how do you pass up the opportunity to do something great ? ' On his part , McWilliams has said that he is grateful that Beeler heard his joke when he walked into the teacher 's common room . 'There must have been some higher , you know , being there that sent this young man this way , ' McWilliams told KTRK .
Cypress Ridge High School coach John McWilliams needs liver transplant . His colleague Matthew Beeler has agreed to be a living donor for friend . Beeler will donate more than half his liver to his friend to ensure his survival .