Poker hand hierarchy

Why is 4, 3, 2, A, K not considered a straight in Texas Hold'em Poker? high straight poker Five consecutive cards, but not all of the same suit The highest possible straight Ten through Ace is called a Broadway Straight highest lottery winner Any five cards in sequence, but not of the same suit Aces can be played high or low, but a straight cannot wrap, meaning

highest poker chip ace high ; straight: 360 ; three of a kind: 1200 ; two pair: 1800 ; one pair: 3600 ; bust: 360