# CHARMM CCD
N    N29
C12  C28
C11  C27
P    P23
O13  O24
O14  O25
O11  O22
O12  O26
C1   C21
C2   C20
O21  O30
C21  C31
O22  O32
C22  C33
C3   C19
O31  O18
C31  C16
O32  O17
C32  C15
C23  C34
C24  C35
C25  C36
C26  C37
C27  C38
C28  C39
C29  C40
C210 C41
C211 C42
C212 C43
C213 C44
C214 C45
C215 C46
C216 C47
C217 C48
C218 C49
C33  C14
C34  C13
C35  C12
C36  C11
C37  C10
C38  C09
C39  C08
C310 C07
C311 C06
C312 C05
C313 C04
C314 C03
C315 C02
C316 C01
