A: C-REACTIVE PROTEIN B: C-REACTIVE PROTEIN C: C-REACTIVE PROTEIN D: C-REACTIVE PROTEIN E: C-REACTIVE PROTEIN F: C-REACTIVE PROTEIN G: C-REACTIVE PROTEIN H: C-REACTIVE PROTEIN I: C-REACTIVE PROTEIN J: C-REACTIVE PROTEIN ヘテロ分子
THE SIDE CHAIN OF ASN 61 IN PROTOMERS C AND I (THE PROTOMERS WHERE THE 140 - 150 LOOP FROM D, J, ...THE SIDE CHAIN OF ASN 61 IN PROTOMERS C AND I (THE PROTOMERS WHERE THE 140 - 150 LOOP FROM D, J, RESPECTIVELY, CHELATES TO THE CALCIUM IONS) APPEARS TO ADOPT A DIFFERENT ROTAMER (CHI2+180) THAN THAT IN THE OTHER 6 CALCIUM BOUND PROTOMERS. THE SIDE CHAIN OF GLU 147 ALSO ADOPTS DIFFERENT, BUT CONSISTENT, CONFORMATIONS IN THE VARIOUS CALCIUM BOUND PROTOMERS DEPENDING ON CRYSTAL CONTACTS.
Has protein modification
Y
非ポリマーの詳細
THE SECOND CALCIUM ION (502) IN PROTOMERS A AND B HAS A VERY LOW OCCUPANCY AND DOES NOT REFINE WELL. ...THE SECOND CALCIUM ION (502) IN PROTOMERS A AND B HAS A VERY LOW OCCUPANCY AND DOES NOT REFINE WELL. THUS A 502 AND B 502 HAVE BEEN PLACED, FOLLOWING FULL STRUCTURAL REFINEMENT, ACCORDING TO THE ELECTRON DENSITY PRESENT IN 2FO-FC MAPS.
解像度: 3→12 Å / σ(F): 3 詳細: RESIDUES 142 - 145 IN CHAINS D AND J ARE NOT TIED DOWN. LOOP 140-150 IN PROTOMER J (NO CALCIUM) IS LOOSELY ASSOCIATED WITH MAIN BODY OF PROTEIN. IT FORMS SYMMETRY CONTACT TO PROTOMER I WITH ...詳細: RESIDUES 142 - 145 IN CHAINS D AND J ARE NOT TIED DOWN. LOOP 140-150 IN PROTOMER J (NO CALCIUM) IS LOOSELY ASSOCIATED WITH MAIN BODY OF PROTEIN. IT FORMS SYMMETRY CONTACT TO PROTOMER I WITH GLU 147 J CHELATING TO CALCIUM IONS IN PROTOMER I. LOOP 140-150 IN PROTOMER D (NO CALCIUM) IS LOOSELY ASSOCIATED WITH MAIN BODY OF PROTEIN. IT FORMS SYMMETRY CONTACT TO PROTOMER C WITH GLU 147 D CHELATING TO CALCIUM IONS IN PROTOMER C. THE UNCERTAINTY IN RESIDUES 142 - 145 IN CHAINS D AND J RESULTS IN 2.4 A CLOSE NON-BONDED CONTACTS D 142 - D 143 AND J 142 - J 143. RESIDUE LEU 43 IN CHAINS D AND J FALLS IN A GENEROUSLY ALLOWED POSITION ON THE RAMACHANDRAN PLOT. THIS MINOR UNCERTAINTY IN THIS REGION IN PROTOMERS D AND J RESULTS IN TWO 2.6 A NON-BONDED CONTACTS IN EACH PROTOMER (D 42 - D 43, D 44 - D 45 , J 42 - J 43, J 44 - J 45).