2F03 - Header Asymmetric Unit

HEADER HYDROLASE/DNA 11-NOV-05 2F03

TITLE CRYSTAL STRUCTURE OF TETRAMERIC RESTRICTION ENDONUCLEASE TITLE 2 SFII IN COMPLEX WITH COGNATE DNA (PARTIAL BOUND FORM)

COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*AP*TP*G*TP*GP*GP*CP*CP*AP*AP*CP*AP*AP*GP*GP*CP*CP*TP*AP* COMPND 4 TP*T)-3'); COMPND 5 CHAIN: E, G; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'- COMPND 9 D(*AP*AP*TP*AP*GP*GP*CP*CP*TP*TP*GP*TP*TP*GP*GP*CP*CP*AP*CP COMPND 10 *AP*T)-3'); COMPND 11 CHAIN: F, H; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: TYPE II RESTRICTION ENZYME SFII; COMPND 15 CHAIN: A, C; COMPND 16 SYNONYM: ENDONUCLEASE SFII, R.SFII; COMPND 17 EC: 3.1.21.4; COMPND 18 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: E.COLI

KEYWDS TYPE IIF RESTRICTION ENDONUCLEASE, PROTEIN/DNA COMPLEX, KEYWDS 2 DEOXYRIBONUCLEASE, HYDROLASE/DNA COMPLEX

EXPDTA X-RAY DIFFRACTION

AUTHOR A.K.AGGARWAL,E.S.VANAMEE,H VIADIU

REVDAT 2 24-FEB-09 2F03 1 VERSN REVDAT 1 16-JAN-07 2F03 0

JRNL AUTH E.S.VANAMEE,H.VIADIU,R.KUCERA,L.DORNER,S.PICONE, JRNL AUTH 2 I.SCHILDKRAUT,A.K.AGGARWAL JRNL TITL A VIEW OF CONSECUTIVE BINDING EVENTS FROM JRNL TITL 2 STRUCTURES OF TETRAMERIC ENDONUCLEASE SFII BOUND JRNL TITL 3 TO DNA. JRNL REF EMBO J. V. 24 4198 2005 JRNL REFN ISSN 0261-4189 JRNL PMID 16308566 JRNL DOI 10.1038/SJ.EMBOJ.7600880

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 3.05 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.8 REMARK 3 NUMBER OF REFLECTIONS : 31321 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.241 REMARK 3 FREE R VALUE : 0.293 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 1550 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4301 REMARK 3 NUCLEIC ACID ATOMS : 502 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 111 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.99400 REMARK 3 B22 (A**2) : -5.99400 REMARK 3 B33 (A**2) : 11.98900 REMARK 3 B12 (A**2) : -14.76300 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 34.98 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 2F03 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JUN-06. REMARK 100 THE RCSB ID CODE IS RCSB035285.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.928, 0.97931 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31321 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.050 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 4.6-5.0, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 139.56667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 279.13333 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 209.35000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 348.91667 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 69.78333 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 139.56667 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 279.13333 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 348.91667 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 209.35000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 69.78333 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM THE REMARK 300 DIMER IN THE ASYMMETRIC UNIT BY THE OPERATIONS: X, X-Y, 1/6-Z.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DODECAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, F, G, H, A, C REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 69.78333

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 1 DA E 1 REMARK 465 1 DT E 2 REMARK 465 1 DG E 3 REMARK 465 1 DA E 12 REMARK 465 1 DA E 13 REMARK 465 1 DG E 14 REMARK 465 1 DG E 15 REMARK 465 1 DC E 16 REMARK 465 1 DC E 17 REMARK 465 1 DT E 18 REMARK 465 1 DA E 19 REMARK 465 1 DT E 20 REMARK 465 1 DT E 21 REMARK 465 1 DA F 1 REMARK 465 1 DA F 2 REMARK 465 1 DT F 3 REMARK 465 1 DA F 4 REMARK 465 1 DG F 5 REMARK 465 1 DG F 6 REMARK 465 1 DC F 7 REMARK 465 1 DC F 8 REMARK 465 1 DT F 9 REMARK 465 1 DT F 10 REMARK 465 1 DG F 11 REMARK 465 1 DC F 19 REMARK 465 1 DA F 20 REMARK 465 1 DT F 21 REMARK 465 1 DA G 1 REMARK 465 1 DT G 2 REMARK 465 1 DG G 3 REMARK 465 1 DA G 9 REMARK 465 1 DA G 10 REMARK 465 1 DC G 11 REMARK 465 1 DA G 12 REMARK 465 1 DA G 13 REMARK 465 1 DG G 14 REMARK 465 1 DG G 15 REMARK 465 1 DC G 16 REMARK 465 1 DC G 17 REMARK 465 1 DT G 18 REMARK 465 1 DA G 19 REMARK 465 1 DT G 20 REMARK 465 1 DT G 21 REMARK 465 1 DA H 1 REMARK 465 1 DA H 2 REMARK 465 1 DT H 3 REMARK 465 1 DA H 4 REMARK 465 1 DG H 5 REMARK 465 1 DG H 6 REMARK 465 1 DC H 7 REMARK 465 1 DC H 8 REMARK 465 1 DT H 9 REMARK 465 1 DT H 10 REMARK 465 1 DG H 11 REMARK 465 1 DT H 12 REMARK 465 1 DT H 13 REMARK 465 1 DC H 19 REMARK 465 1 DA H 20 REMARK 465 1 DT H 21 REMARK 465 2 DA E 1 REMARK 465 2 DT E 2 REMARK 465 2 DG E 3 REMARK 465 2 DT E 4 REMARK 465 2 DG E 5 REMARK 465 2 DG E 6 REMARK 465 2 DC E 7 REMARK 465 2 DC E 8 REMARK 465 2 DA E 9 REMARK 465 2 DA E 10 REMARK 465 2 DC E 11 REMARK 465 2 DA E 19 REMARK 465 2 DT E 20 REMARK 465 2 DT E 21 REMARK 465 2 DA F 1 REMARK 465 2 DA F 2 REMARK 465 2 DT F 3 REMARK 465 2 DT F 12 REMARK 465 2 DT F 13 REMARK 465 2 DG F 14 REMARK 465 2 DG F 15 REMARK 465 2 DC F 16 REMARK 465 2 DC F 17 REMARK 465 2 DA F 18 REMARK 465 2 DC F 19 REMARK 465 2 DA F 20 REMARK 465 2 DT F 21 REMARK 465 2 DA G 1 REMARK 465 2 DT G 2 REMARK 465 2 DG G 3 REMARK 465 2 DA G 9 REMARK 465 2 DA G 10 REMARK 465 2 DC G 11 REMARK 465 2 DA G 12 REMARK 465 2 DA G 13 REMARK 465 2 DG G 14 REMARK 465 2 DG G 15 REMARK 465 2 DC G 16 REMARK 465 2 DC G 17 REMARK 465 2 DT G 18 REMARK 465 2 DA G 19 REMARK 465 2 DT G 20 REMARK 465 2 DT G 21 REMARK 465 2 DA H 1 REMARK 465 2 DA H 2 REMARK 465 2 DT H 3 REMARK 465 2 DA H 4 REMARK 465 2 DG H 5 REMARK 465 2 DG H 6 REMARK 465 2 DC H 7 REMARK 465 2 DC H 8 REMARK 465 2 DT H 9 REMARK 465 2 DT H 10 REMARK 465 2 DG H 11 REMARK 465 2 DT H 12 REMARK 465 2 DT H 13 REMARK 465 2 DC H 19 REMARK 465 2 DA H 20 REMARK 465 2 DT H 21

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 1 DT E 4 P OP1 OP2 REMARK 470 1 DT G 4 P OP1 OP2 REMARK 470 1 DG H 14 P OP1 OP2 REMARK 470 1 LYS A 107 CG CD CE NZ REMARK 470 1 GLU A 130 CG CD OE1 OE2 REMARK 470 1 GLU A 135 CG CD OE1 OE2 REMARK 470 1 GLU A 167 CG CD OE1 OE2 REMARK 470 1 GLU A 172 CG CD OE1 OE2 REMARK 470 1 LYS A 179 CG CD CE NZ REMARK 470 1 GLU A 228 CG CD OE1 OE2 REMARK 470 1 ARG A 249 CG CD NE CZ NH1 NH2 REMARK 470 1 GLU A 268 CG CD OE1 OE2 REMARK 470 1 ASP C 45 CG OD1 OD2 REMARK 470 1 SER C 47 OG REMARK 470 1 ILE C 51 CG1 CG2 CD1 REMARK 470 1 LYS C 107 CG CD CE NZ REMARK 470 1 ARG C 109 CG CD NE CZ NH1 NH2 REMARK 470 1 GLU C 130 CG CD OE1 OE2 REMARK 470 1 GLU C 135 CG CD OE1 OE2 REMARK 470 1 GLU C 167 CG CD OE1 OE2 REMARK 470 1 GLU C 172 CG CD OE1 OE2 REMARK 470 1 LYS C 179 CG CD CE NZ REMARK 470 1 GLU C 228 CG CD OE1 OE2 REMARK 470 1 ARG C 249 CG CD NE CZ NH1 NH2 REMARK 470 1 GLU C 268 CG CD OE1 OE2 REMARK 470 2 DA F 4 P OP1 OP2 REMARK 470 2 DT G 4 P OP1 OP2 REMARK 470 2 DG H 14 P OP1 OP2 REMARK 470 2 LYS A 107 CG CD CE NZ REMARK 470 2 GLU A 130 CG CD OE1 OE2 REMARK 470 2 GLU A 135 CG CD OE1 OE2 REMARK 470 2 GLU A 167 CG CD OE1 OE2 REMARK 470 2 GLU A 172 CG CD OE1 OE2 REMARK 470 2 LYS A 179 CG CD CE NZ REMARK 470 2 GLU A 228 CG CD OE1 OE2 REMARK 470 2 ARG A 249 CG CD NE CZ NH1 NH2 REMARK 470 2 GLU A 268 CG CD OE1 OE2 REMARK 470 2 ASP C 45 CG OD1 OD2 REMARK 470 2 SER C 47 OG REMARK 470 2 ILE C 51 CG1 CG2 CD1 REMARK 470 2 LYS C 107 CG CD CE NZ REMARK 470 2 ARG C 109 CG CD NE CZ NH1 NH2 REMARK 470 2 GLU C 130 CG CD OE1 OE2 REMARK 470 2 GLU C 135 CG CD OE1 OE2 REMARK 470 2 GLU C 167 CG CD OE1 OE2 REMARK 470 2 GLU C 172 CG CD OE1 OE2 REMARK 470 2 LYS C 179 CG CD CE NZ REMARK 470 2 GLU C 228 CG CD OE1 OE2 REMARK 470 2 ARG C 249 CG CD NE CZ NH1 NH2 REMARK 470 2 GLU C 268 CG CD OE1 OE2

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 1 DT E 4 O4' - C1' - C2' ANGL. DEV. = 3.4 DEGREES REMARK 500 1 DT E 4 O4' - C1' - N1 ANGL. DEV. = 2.9 DEGREES REMARK 500 1 DG E 5 O4' - C1' - C2' ANGL. DEV. = 3.2 DEGREES REMARK 500 1 DG E 5 O4' - C1' - N9 ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DG E 6 O4' - C1' - C2' ANGL. DEV. = 3.2 DEGREES REMARK 500 1 DC E 7 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DC E 7 O4' - C1' - N1 ANGL. DEV. = 2.3 DEGREES REMARK 500 1 DC E 8 O4' - C1' - N1 ANGL. DEV. = 2.9 DEGREES REMARK 500 1 DA E 9 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 1 DA E 9 O4' - C1' - N9 ANGL. DEV. = 2.4 DEGREES REMARK 500 1 DA E 10 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DA E 10 O4' - C1' - N9 ANGL. DEV. = 1.9 DEGREES REMARK 500 1 DC E 11 O4' - C1' - C2' ANGL. DEV. = 4.0 DEGREES REMARK 500 1 DC E 11 O4' - C1' - N1 ANGL. DEV. = 3.6 DEGREES REMARK 500 1 DT F 12 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DT F 13 O4' - C1' - N1 ANGL. DEV. = 4.1 DEGREES REMARK 500 1 DG F 14 O4' - C1' - C2' ANGL. DEV. = 4.2 DEGREES REMARK 500 1 DG F 14 O4' - C1' - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 1 DG F 15 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DC F 16 O4' - C1' - N1 ANGL. DEV. = 3.6 DEGREES REMARK 500 1 DC F 17 O4' - C1' - C2' ANGL. DEV. = 3.2 DEGREES REMARK 500 1 DC F 17 O4' - C1' - N1 ANGL. DEV. = 3.3 DEGREES REMARK 500 1 DT G 4 O4' - C1' - N1 ANGL. DEV. = 3.2 DEGREES REMARK 500 1 DC G 7 O4' - C1' - N1 ANGL. DEV. = 2.0 DEGREES REMARK 500 1 DG H 14 O4' - C1' - N9 ANGL. DEV. = 2.6 DEGREES REMARK 500 2 DA E 12 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DA E 12 O4' - C1' - N9 ANGL. DEV. = 1.9 DEGREES REMARK 500 2 DA E 13 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DA E 13 O4' - C1' - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 2 DG E 14 O4' - C1' - C2' ANGL. DEV. = 4.0 DEGREES REMARK 500 2 DG E 14 O4' - C1' - N9 ANGL. DEV. = 3.9 DEGREES REMARK 500 2 DG E 15 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DG E 15 O4' - C1' - N9 ANGL. DEV. = 2.6 DEGREES REMARK 500 2 DC E 16 O4' - C1' - N1 ANGL. DEV. = 3.5 DEGREES REMARK 500 2 DC E 17 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 2 DC E 17 O4' - C1' - N1 ANGL. DEV. = 3.2 DEGREES REMARK 500 2 DA F 4 O4' - C1' - C2' ANGL. DEV. = 3.2 DEGREES REMARK 500 2 DG F 5 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DG F 5 O4' - C1' - N9 ANGL. DEV. = 2.9 DEGREES REMARK 500 2 DG F 6 O4' - C1' - C2' ANGL. DEV. = 3.4 DEGREES REMARK 500 2 DG F 6 O4' - C1' - N9 ANGL. DEV. = 2.4 DEGREES REMARK 500 2 DC F 7 O4' - C1' - C2' ANGL. DEV. = 3.4 DEGREES REMARK 500 2 DC F 7 O4' - C1' - N1 ANGL. DEV. = 2.9 DEGREES REMARK 500 2 DC F 8 O4' - C1' - C2' ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DC F 8 O4' - C1' - N1 ANGL. DEV. = 3.4 DEGREES REMARK 500 2 DT F 9 O4' - C1' - C2' ANGL. DEV. = 3.1 DEGREES REMARK 500 2 DT F 9 O4' - C1' - N1 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 DT F 10 O4' - C1' - C2' ANGL. DEV. = 3.4 DEGREES REMARK 500 2 DT F 10 O4' - C1' - N1 ANGL. DEV. = 4.1 DEGREES REMARK 500 2 DG F 11 O4' - C1' - C2' ANGL. DEV. = 5.9 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 55 ANGLE DEVIATIONS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 SER A 47 -175.31 42.59 REMARK 500 1 ILE A 51 -70.31 -55.39 REMARK 500 1 TYR A 68 93.52 -18.00 REMARK 500 1 ARG A 109 174.70 48.17 REMARK 500 1 GLU A 130 -135.49 -66.80 REMARK 500 1 ASP A 149 -130.95 174.84 REMARK 500 1 ASP A 170 131.25 -37.24 REMARK 500 1 VAL A 171 -72.72 -130.57 REMARK 500 1 GLU A 172 -119.91 -85.55 REMARK 500 1 ARG A 190 -14.25 -43.41 REMARK 500 1 ASN A 196 61.76 -154.11 REMARK 500 1 ALA A 206 150.38 -48.67 REMARK 500 1 LYS A 208 11.48 -64.43 REMARK 500 1 ARG A 213 7.96 -69.06 REMARK 500 1 ALA A 217 130.09 85.51 REMARK 500 1 PHE A 223 -55.48 -25.38 REMARK 500 1 CYS A 230 115.79 -160.67 REMARK 500 1 PRO A 248 78.26 -69.29 REMARK 500 1 ASN A 254 151.79 -21.99 REMARK 500 1 ALA C 43 167.67 -37.82 REMARK 500 1 ASP C 45 28.58 41.60 REMARK 500 1 SER C 46 80.76 60.87 REMARK 500 1 SER C 47 -179.86 47.28 REMARK 500 1 LEU C 53 -36.17 -35.57 REMARK 500 1 TYR C 68 93.24 -15.61 REMARK 500 1 ASP C 79 -17.15 -46.49 REMARK 500 1 ARG C 109 161.73 74.94 REMARK 500 1 GLU C 122 106.65 -171.28 REMARK 500 1 THR C 126 -85.57 -46.11 REMARK 500 1 SER C 127 -74.71 -42.88 REMARK 500 1 ASP C 149 -118.93 177.79 REMARK 500 1 LEU C 168 -5.81 -141.16 REMARK 500 1 LYS C 169 -68.48 73.13 REMARK 500 1 ASP C 170 111.58 173.32 REMARK 500 1 VAL C 171 -135.93 -100.95 REMARK 500 1 GLU C 172 -77.29 -50.13 REMARK 500 1 ASN C 196 65.95 -157.88 REMARK 500 1 SER C 202 140.74 -174.97 REMARK 500 1 HIS C 209 166.07 161.20 REMARK 500 1 ARG C 213 129.35 89.89 REMARK 500 1 GLU C 215 143.52 -34.48 REMARK 500 1 CYS C 230 100.23 -178.39 REMARK 500 1 SER C 240 -158.50 -84.84 REMARK 500 1 PRO C 248 75.46 -65.92 REMARK 500 1 ASP C 252 -154.94 -155.15 REMARK 500 1 ASN C 254 174.36 -58.01 REMARK 500 1 ASP C 255 34.84 -90.66 REMARK 500 2 SER A 47 -175.31 42.59 REMARK 500 2 ILE A 51 -70.31 -55.39 REMARK 500 2 TYR A 68 93.52 -18.00 REMARK 500 2 ARG A 109 174.70 48.17 REMARK 500 2 GLU A 130 -135.49 -66.80 REMARK 500 2 ASP A 149 -130.95 174.84 REMARK 500 2 ASP A 170 131.25 -37.24 REMARK 500 2 VAL A 171 -72.72 -130.57 REMARK 500 2 GLU A 172 -119.91 -85.55 REMARK 500 2 ARG A 190 -14.25 -43.41 REMARK 500 2 ASN A 196 61.76 -154.11 REMARK 500 2 ALA A 206 150.38 -48.67 REMARK 500 2 LYS A 208 11.48 -64.43 REMARK 500 2 ARG A 213 7.96 -69.06 REMARK 500 2 ALA A 217 130.09 85.51 REMARK 500 2 PHE A 223 -55.48 -25.38 REMARK 500 2 CYS A 230 115.79 -160.67 REMARK 500 2 PRO A 248 78.26 -69.29 REMARK 500 2 ASN A 254 151.79 -21.99 REMARK 500 2 ALA C 43 167.67 -37.82 REMARK 500 2 ASP C 45 28.58 41.60 REMARK 500 2 SER C 46 80.76 60.87 REMARK 500 2 SER C 47 -179.86 47.28 REMARK 500 2 LEU C 53 -36.17 -35.57 REMARK 500 2 TYR C 68 93.24 -15.61 REMARK 500 2 ASP C 79 -17.15 -46.49 REMARK 500 2 ARG C 109 161.73 74.94 REMARK 500 2 GLU C 122 106.65 -171.28 REMARK 500 2 THR C 126 -85.57 -46.11 REMARK 500 2 SER C 127 -74.71 -42.88 REMARK 500 2 ASP C 149 -118.93 177.79 REMARK 500 2 LEU C 168 -5.81 -141.16 REMARK 500 2 LYS C 169 -68.48 73.13 REMARK 500 2 ASP C 170 111.58 173.32 REMARK 500 2 VAL C 171 -135.93 -100.95 REMARK 500 2 GLU C 172 -77.29 -50.13 REMARK 500 2 ASN C 196 65.95 -157.88 REMARK 500 2 SER C 202 140.74 -174.97 REMARK 500 2 HIS C 209 166.07 161.20 REMARK 500 2 ARG C 213 129.35 89.89 REMARK 500 2 GLU C 215 143.52 -34.48 REMARK 500 2 CYS C 230 100.23 -178.39 REMARK 500 2 SER C 240 -158.50 -84.84 REMARK 500 2 PRO C 248 75.46 -65.92 REMARK 500 2 ASP C 252 -154.94 -155.15 REMARK 500 2 ASN C 254 174.36 -58.01 REMARK 500 2 ASP C 255 34.84 -90.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 1 ASP C 255 -18.27 REMARK 500 2 ASP C 255 -18.27 REMARK 500 REMARK 500 REMARK: NULL

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 1 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 100 OD1 REMARK 620 2 ASP A 79 OD2 73.5 REMARK 620 3 ALA A 101 O 61.4 74.5 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 1 CA C 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA C 101 O REMARK 620 2 LYS C 102 NZ 107.4 REMARK 620 3 ASP C 100 OD1 62.6 83.3 REMARK 620 N 1 2

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 302

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2EZV RELATED DB: PDB REMARK 900 NATIVE COMPLEX

DBREF 2F03 A 1 269 UNP O52512 T2S1_STRFI 1 269 DBREF 2F03 C 1 269 UNP O52512 T2S1_STRFI 1 269 DBREF 2F03 E 1 21 PDB 2F03 2F03 1 21 DBREF 2F03 F 1 21 PDB 2F03 2F03 1 21 DBREF 2F03 G 1 21 PDB 2F03 2F03 1 21 DBREF 2F03 H 1 21 PDB 2F03 2F03 1 21

SEQADV 2F03 MSE A 1 UNP O52512 MET 1 MODIFIED RESIDUE SEQADV 2F03 MSE A 119 UNP O52512 MET 119 MODIFIED RESIDUE SEQADV 2F03 MSE A 134 UNP O52512 MET 134 MODIFIED RESIDUE SEQADV 2F03 MSE A 143 UNP O52512 MET 143 MODIFIED RESIDUE SEQADV 2F03 MSE C 1 UNP O52512 MET 1 MODIFIED RESIDUE SEQADV 2F03 MSE C 119 UNP O52512 MET 119 MODIFIED RESIDUE SEQADV 2F03 MSE C 134 UNP O52512 MET 134 MODIFIED RESIDUE SEQADV 2F03 MSE C 143 UNP O52512 MET 143 MODIFIED RESIDUE

SEQRES 1 E 21 DA DT DG DT DG DG DC DC DA DA DC DA DA SEQRES 2 E 21 DG DG DC DC DT DA DT DT SEQRES 1 F 21 DA DA DT DA DG DG DC DC DT DT DG DT DT SEQRES 2 F 21 DG DG DC DC DA DC DA DT SEQRES 1 G 21 DA DT DG DT DG DG DC DC DA DA DC DA DA SEQRES 2 G 21 DG DG DC DC DT DA DT DT SEQRES 1 H 21 DA DA DT DA DG DG DC DC DT DT DG DT DT SEQRES 2 H 21 DG DG DC DC DA DC DA DT SEQRES 1 A 269 MSE HIS GLN ASP TYR ARG GLU LEU SER LEU ASP GLU LEU SEQRES 2 A 269 GLU SER VAL GLU LYS GLN THR LEU ARG THR ILE VAL GLN SEQRES 3 A 269 ALA LEU GLN GLN TYR SER LYS GLU ALA LYS SER ILE PHE SEQRES 4 A 269 GLU THR THR ALA ALA ASP SER SER GLY GLU VAL ILE VAL SEQRES 5 A 269 LEU ALA GLU ASP ILE THR GLN TYR ALA LEU GLU VAL ALA SEQRES 6 A 269 GLU THR TYR PRO ILE ASN ARG ARG PHE ALA GLY PHE ILE SEQRES 7 A 269 ASP TYR LYS ARG VAL ARG TRP LEU PRO SER PRO HIS GLY SEQRES 8 A 269 LEU LEU PRO GLN VAL LEU LEU VAL ASP ALA LYS ALA SER SEQRES 9 A 269 THR GLU LYS ASN ARG ASP THR LEU GLN ARG SER GLN LEU SEQRES 10 A 269 PRO MSE ASP ALA GLU PHE ARG ASN THR SER SER GLY GLU SEQRES 11 A 269 VAL VAL THR MSE GLU ALA GLY VAL ILE PRO HIS LEU MSE SEQRES 12 A 269 LEU GLN SER ALA ASN ASP GLY VAL LEU PRO ALA VAL THR SEQRES 13 A 269 THR SER ILE PHE VAL HIS PHE TYR TYR ARG GLU LEU LYS SEQRES 14 A 269 ASP VAL GLU GLY ARG TYR ARG GLU LEU LYS SER ILE TYR SEQRES 15 A 269 VAL LEU SER LEU PRO HIS ALA ARG LEU LYS GLN ARG TYR SEQRES 16 A 269 ASN PRO ASP PRO ASP THR SER PHE PHE GLY ALA GLY LYS SEQRES 17 A 269 HIS SER PRO ALA ARG GLY GLU VAL ALA ARG ILE ARG VAL SEQRES 18 A 269 TYR PHE ASP ARG LEU LYS GLU ALA CYS PRO TRP ARG LEU SEQRES 19 A 269 GLN GLU LEU HIS TYR SER ALA ASP SER GLU TYR THR GLN SEQRES 20 A 269 PRO ARG TRP ARG ASP LEU ASN ASP ALA GLY HIS GLU VAL SEQRES 21 A 269 THR LYS GLU PHE LEU PHE LEU GLU ARG SEQRES 1 C 269 MSE HIS GLN ASP TYR ARG GLU LEU SER LEU ASP GLU LEU SEQRES 2 C 269 GLU SER VAL GLU LYS GLN THR LEU ARG THR ILE VAL GLN SEQRES 3 C 269 ALA LEU GLN GLN TYR SER LYS GLU ALA LYS SER ILE PHE SEQRES 4 C 269 GLU THR THR ALA ALA ASP SER SER GLY GLU VAL ILE VAL SEQRES 5 C 269 LEU ALA GLU ASP ILE THR GLN TYR ALA LEU GLU VAL ALA SEQRES 6 C 269 GLU THR TYR PRO ILE ASN ARG ARG PHE ALA GLY PHE ILE SEQRES 7 C 269 ASP TYR LYS ARG VAL ARG TRP LEU PRO SER PRO HIS GLY SEQRES 8 C 269 LEU LEU PRO GLN VAL LEU LEU VAL ASP ALA LYS ALA SER SEQRES 9 C 269 THR GLU LYS ASN ARG ASP THR LEU GLN ARG SER GLN LEU SEQRES 10 C 269 PRO MSE ASP ALA GLU PHE ARG ASN THR SER SER GLY GLU SEQRES 11 C 269 VAL VAL THR MSE GLU ALA GLY VAL ILE PRO HIS LEU MSE SEQRES 12 C 269 LEU GLN SER ALA ASN ASP GLY VAL LEU PRO ALA VAL THR SEQRES 13 C 269 THR SER ILE PHE VAL HIS PHE TYR TYR ARG GLU LEU LYS SEQRES 14 C 269 ASP VAL GLU GLY ARG TYR ARG GLU LEU LYS SER ILE TYR SEQRES 15 C 269 VAL LEU SER LEU PRO HIS ALA ARG LEU LYS GLN ARG TYR SEQRES 16 C 269 ASN PRO ASP PRO ASP THR SER PHE PHE GLY ALA GLY LYS SEQRES 17 C 269 HIS SER PRO ALA ARG GLY GLU VAL ALA ARG ILE ARG VAL SEQRES 18 C 269 TYR PHE ASP ARG LEU LYS GLU ALA CYS PRO TRP ARG LEU SEQRES 19 C 269 GLN GLU LEU HIS TYR SER ALA ASP SER GLU TYR THR GLN SEQRES 20 C 269 PRO ARG TRP ARG ASP LEU ASN ASP ALA GLY HIS GLU VAL SEQRES 21 C 269 THR LYS GLU PHE LEU PHE LEU GLU ARG

MODRES 2F03 MSE A 1 MET SELENOMETHIONINE MODRES 2F03 MSE A 119 MET SELENOMETHIONINE MODRES 2F03 MSE A 134 MET SELENOMETHIONINE MODRES 2F03 MSE A 143 MET SELENOMETHIONINE MODRES 2F03 MSE C 1 MET SELENOMETHIONINE MODRES 2F03 MSE C 119 MET SELENOMETHIONINE MODRES 2F03 MSE C 134 MET SELENOMETHIONINE MODRES 2F03 MSE C 143 MET SELENOMETHIONINE

HET MSE A 1 8 HET MSE A 119 8 HET MSE A 134 8 HET MSE A 143 8 HET MSE C 1 8 HET MSE C 119 8 HET MSE C 134 8 HET MSE C 143 8 HET CA A 301 1 HET CA C 302 1

HETNAM MSE SELENOMETHIONINE HETNAM CA CALCIUM ION

FORMUL 5 MSE 8(C5 H11 N O2 SE) FORMUL 7 CA 2(CA 2+) FORMUL 9 HOH *111(H2 O)

HELIX 1 1 ASP A 4 LEU A 8 5 5 HELIX 2 2 SER A 9 GLN A 30 1 22 HELIX 3 3 TYR A 31 THR A 42 1 12 HELIX 4 4 GLY A 48 GLU A 63 1 16 HELIX 5 5 GLN A 113 LEU A 117 5 5 HELIX 6 6 HIS A 188 ARG A 190 5 3 HELIX 7 7 LEU A 191 ASN A 196 1 6 HELIX 8 8 TYR A 222 CYS A 230 1 9 HELIX 9 9 ASP C 4 LEU C 8 5 5 HELIX 10 10 SER C 9 THR C 42 1 34 HELIX 11 11 GLY C 48 GLU C 63 1 16 HELIX 12 12 GLN C 113 LEU C 117 5 5 HELIX 13 13 HIS C 188 ARG C 190 5 3 HELIX 14 14 LEU C 191 ASN C 196 1 6 HELIX 15 15 TYR C 222 CYS C 230 1 9

SHEET 1 A 4 TYR A 80 LEU A 86 0 SHEET 2 A 4 LEU A 93 SER A 104 -1 O VAL A 99 N TYR A 80 SHEET 3 A 4 VAL A 151 GLU A 167 1 O PHE A 163 N LYS A 102 SHEET 4 A 4 HIS A 141 GLN A 145 -1 N LEU A 144 O LEU A 152 SHEET 1 B 5 TYR A 80 LEU A 86 0 SHEET 2 B 5 LEU A 93 SER A 104 -1 O VAL A 99 N TYR A 80 SHEET 3 B 5 VAL A 151 GLU A 167 1 O PHE A 163 N LYS A 102 SHEET 4 B 5 ARG A 176 LEU A 186 -1 O TYR A 182 N HIS A 162 SHEET 5 B 5 LEU A 234 HIS A 238 -1 O LEU A 237 N ILE A 181 SHEET 1 C 3 ASP A 110 LEU A 112 0 SHEET 2 C 3 ILE A 219 VAL A 221 -1 O ILE A 219 N LEU A 112 SHEET 3 C 3 PHE A 204 GLY A 205 -1 N GLY A 205 O ARG A 220 SHEET 1 D 2 ALA A 121 PHE A 123 0 SHEET 2 D 2 VAL A 132 MSE A 134 -1 O VAL A 132 N PHE A 123 SHEET 1 E 2 ARG A 249 LEU A 253 0 SHEET 2 E 2 GLU A 259 GLU A 263 -1 O VAL A 260 N ASP A 252 SHEET 1 F 4 TYR C 80 LEU C 86 0 SHEET 2 F 4 LEU C 93 SER C 104 -1 O GLN C 95 N ARG C 84 SHEET 3 F 4 VAL C 151 GLU C 167 1 O VAL C 155 N VAL C 96 SHEET 4 F 4 HIS C 141 GLN C 145 -1 N LEU C 144 O LEU C 152 SHEET 1 G 5 TYR C 80 LEU C 86 0 SHEET 2 G 5 LEU C 93 SER C 104 -1 O GLN C 95 N ARG C 84 SHEET 3 G 5 VAL C 151 GLU C 167 1 O VAL C 155 N VAL C 96 SHEET 4 G 5 ARG C 176 LEU C 186 -1 O TYR C 182 N HIS C 162 SHEET 5 G 5 LEU C 234 HIS C 238 -1 O GLN C 235 N VAL C 183 SHEET 1 H 3 ASP C 110 LEU C 112 0 SHEET 2 H 3 ILE C 219 VAL C 221 -1 O ILE C 219 N LEU C 112 SHEET 3 H 3 PHE C 204 GLY C 205 -1 N GLY C 205 O ARG C 220 SHEET 1 I 2 ALA C 121 ARG C 124 0 SHEET 2 I 2 VAL C 131 MSE C 134 -1 O VAL C 132 N PHE C 123 SHEET 1 J 2 ARG C 249 LEU C 253 0 SHEET 2 J 2 GLU C 259 GLU C 263 -1 O VAL C 260 N ASP C 252

LINK C AMSE A 1 N AHIS A 2 1555 1555 1.34 LINK C APRO A 118 N AMSE A 119 1555 1555 1.33 LINK C AMSE A 119 N AASP A 120 1555 1555 1.33 LINK CA A CA A 301 OD1AASP A 100 1555 1555 3.10 LINK CA A CA A 301 OD2AASP A 79 1555 1555 2.56 LINK CA A CA A 301 O AALA A 101 1555 1555 2.71 LINK C AMSE C 1 N AHIS C 2 1555 1555 1.33 LINK C APRO C 118 N AMSE C 119 1555 1555 1.33 LINK C AMSE C 119 N AASP C 120 1555 1555 1.33 LINK C ATHR C 133 N AMSE C 134 1555 1555 1.33 LINK C AMSE C 134 N AGLU C 135 1555 1555 1.33 LINK C ALEU C 142 N AMSE C 143 1555 1555 1.32 LINK C AMSE C 143 N ALEU C 144 1555 1555 1.33 LINK CA A CA C 302 O AALA C 101 1555 1555 2.81 LINK CA A CA C 302 NZ ALYS C 102 1555 1555 3.23 LINK CA A CA C 302 OD1AASP C 100 1555 1555 2.74 LINK C ATHR A 133 N AMSE A 134 1555 1555 1.33 LINK C AMSE A 134 N AGLU A 135 1555 1555 1.33 LINK C ALEU A 142 N AMSE A 143 1555 1555 1.33 LINK C AMSE A 143 N ALEU A 144 1555 1555 1.34

SITE 1 AC1 4 ASP A 79 ASP A 100 ALA A 101 DT F 13 SITE 1 AC2 3 ASP C 100 ALA C 101 LYS C 102

CRYST1 85.600 85.600 418.700 90.00 90.00 120.00 P 61 2 2 24

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.011682 0.006745 0.000000 0.00000

SCALE2 0.000000 0.013489 0.000000 0.00000

SCALE3 0.000000 0.000000 0.002388 0.00000