HEADER DE NOVO PROTEIN 22-FEB-12 4DUI TITLE DARPIN D1 BINDING TO TUBULIN BETA CHAIN (NOT IN COMPLEX) COMPND MOL_ID: 1; COMPND 2 MOLECULE: DESIGNED ANKYRIN REPEAT PROTEIN (DARPIN) D1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ARTIFICIAL GENE; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: XLIBLUE; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PDST067 (PQE30 DERIVATIVE) KEYWDS DARPIN, BETA-TUBULIN, TUBULIN, ARTIFICIAL ANKYRIN REPEAT PROTEINS, KEYWDS 2 TUBULIN BETA CHAIN, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR L.PECQUEUR,C.DUELLBERG,B.DREIER,Q.WANG,C.JIANG,A.PLUCKTHUN,T.SURREY, AUTHOR 2 B.GIGANT,M.KNOSSOW REVDAT 2 13-SEP-23 4DUI 1 REMARK LINK REVDAT 1 27-FEB-13 4DUI 0 JRNL AUTH L.PECQUEUR,C.DUELLBERG,B.DREIER,Q.WANG,C.JIANG,A.PLUCKTHUN, JRNL AUTH 2 T.SURREY,B.GIGANT,M.KNOSSOW JRNL TITL AN ANTI-TUBULIN DARPIN CAPS THE MICROTUBULE PLUS-END JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.16 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.16 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.10 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 48392 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.125 REMARK 3 R VALUE (WORKING SET) : 0.123 REMARK 3 FREE R VALUE : 0.149 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4840 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 32.1155 - 3.6030 0.99 1624 181 0.1649 0.1775 REMARK 3 2 3.6030 - 2.8604 1.00 1544 171 0.1294 0.1564 REMARK 3 3 2.8604 - 2.4990 1.00 1501 167 0.1192 0.1328 REMARK 3 4 2.4990 - 2.2706 0.99 1475 165 0.1082 0.1315 REMARK 3 5 2.2706 - 2.1078 1.00 1479 164 0.1103 0.1280 REMARK 3 6 2.1078 - 1.9836 1.00 1470 163 0.1039 0.1207 REMARK 3 7 1.9836 - 1.8843 1.00 1471 163 0.1102 0.1408 REMARK 3 8 1.8843 - 1.8022 1.00 1441 161 0.1013 0.1145 REMARK 3 9 1.8022 - 1.7329 1.00 1467 162 0.1015 0.1271 REMARK 3 10 1.7329 - 1.6731 1.00 1447 161 0.1023 0.1272 REMARK 3 11 1.6731 - 1.6208 1.00 1458 163 0.0975 0.1343 REMARK 3 12 1.6208 - 1.5744 1.00 1452 161 0.0995 0.1208 REMARK 3 13 1.5744 - 1.5330 1.00 1441 160 0.0884 0.1356 REMARK 3 14 1.5330 - 1.4956 1.00 1418 158 0.0902 0.1344 REMARK 3 15 1.4956 - 1.4616 1.00 1464 162 0.0968 0.1422 REMARK 3 16 1.4616 - 1.4305 1.00 1443 161 0.0964 0.1450 REMARK 3 17 1.4305 - 1.4019 1.00 1434 159 0.0996 0.1541 REMARK 3 18 1.4019 - 1.3754 1.00 1457 161 0.1104 0.1482 REMARK 3 19 1.3754 - 1.3509 1.00 1417 158 0.1127 0.1482 REMARK 3 20 1.3509 - 1.3280 1.00 1427 159 0.1110 0.1599 REMARK 3 21 1.3280 - 1.3065 1.00 1439 159 0.1208 0.1673 REMARK 3 22 1.3065 - 1.2864 1.00 1429 159 0.1339 0.1853 REMARK 3 23 1.2864 - 1.2675 1.00 1436 160 0.1407 0.1894 REMARK 3 24 1.2675 - 1.2497 1.00 1417 157 0.1383 0.1872 REMARK 3 25 1.2497 - 1.2328 1.00 1433 159 0.1457 0.2050 REMARK 3 26 1.2328 - 1.2168 1.00 1426 159 0.1508 0.2053 REMARK 3 27 1.2168 - 1.2015 1.00 1408 156 0.1619 0.1744 REMARK 3 28 1.2015 - 1.1871 0.99 1425 159 0.1635 0.2006 REMARK 3 29 1.1871 - 1.1733 0.99 1401 155 0.1736 0.2167 REMARK 3 30 1.1733 - 1.1601 0.98 1408 157 0.2124 0.2557 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.86 REMARK 3 K_SOL : 0.36 REMARK 3 B_SOL : 40.69 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 11.500 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.97 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.32910 REMARK 3 B22 (A**2) : -0.32910 REMARK 3 B33 (A**2) : 0.65810 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.013 1365 REMARK 3 ANGLE : 1.800 1875 REMARK 3 CHIRALITY : 0.083 223 REMARK 3 PLANARITY : 0.007 243 REMARK 3 DIHEDRAL : 13.824 494 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4DUI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-FEB-12. REMARK 100 THE DEPOSITION ID IS D_1000070798. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-OCT-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SOLEIL REMARK 200 BEAMLINE : PROXIMA 1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.980 REMARK 200 MONOCHROMATOR : CRYSTAL REMARK 200 OPTICS : KIRKPATRICK-BAEZ PAIR OF BI REMARK 200 -MORPH MIRRORS PLUS CHANNEL CUT REMARK 200 CRYOGENICALLY COOLED REMARK 200 MONOCHROMATOR CRYSTAL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 48400 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.160 REMARK 200 RESOLUTION RANGE LOW (A) : 41.530 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 5.080 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.1700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.16 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.8 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 2XEE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.02M CACL2, 0.1 NA ACETATE, 30% MPD, REMARK 280 PH 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 292K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 71.56000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 21.70000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 21.70000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 35.78000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 21.70000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 21.70000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 107.34000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 21.70000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 21.70000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 35.78000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 21.70000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 21.70000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 107.34000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 71.56000 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 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 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 MET A 1 REMARK 465 ARG A 2 REMARK 465 GLY A 3 REMARK 465 SER A 4 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 LYS A 134 CD CE NZ REMARK 470 ASN A 169 C O CB CG OD1 ND2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OD2 ASP A 27 O HOH A 401 1.89 REMARK 500 O HOH A 388 O HOH A 458 2.07 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 LEU A 168 55.39 -94.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 204 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4DRX RELATED DB: PDB REMARK 900 TUBULIN IN COMPLEX WITH D1 DBREF 4DUI A 1 169 PDB 4DUI 4DUI 1 169 SEQRES 1 A 169 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER ASP SEQRES 2 A 169 LEU GLY LYS LYS LEU LEU GLU ALA ALA ARG ALA GLY GLN SEQRES 3 A 169 ASP ASP GLU VAL ARG ILE LEU MET ALA ASN GLY ALA ASP SEQRES 4 A 169 VAL ASN ALA THR ASP ALA SER GLY LEU THR PRO LEU HIS SEQRES 5 A 169 LEU ALA ALA THR TYR GLY HIS LEU GLU ILE VAL GLU VAL SEQRES 6 A 169 LEU LEU LYS HIS GLY ALA ASP VAL ASN ALA ILE ASP ILE SEQRES 7 A 169 SME GLY SER THR PRO LEU HIS LEU ALA ALA LEU ILE GLY SEQRES 8 A 169 HIS LEU GLU ILE VAL GLU VAL LEU LEU LYS HIS GLY ALA SEQRES 9 A 169 ASP VAL ASN ALA VAL ASP THR TRP GLY ASP THR PRO LEU SEQRES 10 A 169 HIS LEU ALA ALA ILE MET GLY HIS LEU GLU ILE VAL GLU SEQRES 11 A 169 VAL LEU LEU LYS HIS GLY ALA ASP VAL ASN ALA GLN ASP SEQRES 12 A 169 LYS PHE GLY LYS THR ALA PHE ASP ILE SER ILE ASP ASN SEQRES 13 A 169 GLY ASN GLU ASP LEU ALA GLU ILE LEU GLN LYS LEU ASN MODRES 4DUI SME A 79 MET METHIONINE SULFOXIDE HET SME A 79 18 HET MPD A 201 8 HET MRD A 202 8 HET MRD A 203 8 HET MPD A 204 8 HETNAM SME METHIONINE SULFOXIDE HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL HETNAM MRD (4R)-2-METHYLPENTANE-2,4-DIOL FORMUL 1 SME C5 H11 N O3 S FORMUL 2 MPD 2(C6 H14 O2) FORMUL 3 MRD 2(C6 H14 O2) FORMUL 6 HOH *167(H2 O) HELIX 1 1 HIS A 10 GLY A 25 1 16 HELIX 2 2 GLN A 26 ASN A 36 1 11 HELIX 3 3 THR A 49 GLY A 58 1 10 HELIX 4 4 HIS A 59 HIS A 69 1 11 HELIX 5 5 THR A 82 GLY A 91 1 10 HELIX 6 6 HIS A 92 HIS A 102 1 11 HELIX 7 7 THR A 115 MET A 123 1 9 HELIX 8 8 HIS A 125 HIS A 135 1 11 HELIX 9 9 THR A 148 ASN A 156 1 9 HELIX 10 10 ASN A 158 GLN A 166 1 9 LINK C ILE A 78 N SME A 79 1555 1555 1.33 LINK C SME A 79 N GLY A 80 1555 1555 1.33 SITE 1 AC1 4 MRD A 202 HOH A 307 HOH A 310 HOH A 331 SITE 1 AC2 3 MPD A 201 HOH A 302 HOH A 315 SITE 1 AC3 6 LYS A 17 GLN A 26 GLU A 29 ASP A 72 SITE 2 AC3 6 ALA A 75 HOH A 335 SITE 1 AC4 7 ASP A 44 SER A 46 TRP A 112 LYS A 144 SITE 2 AC4 7 HOH A 396 HOH A 459 HOH A 465 CRYST1 43.400 43.400 143.120 90.00 90.00 90.00 P 41 21 2 8 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 0.023041 0.000000 0.000000 0.00000 SCALE2 0.000000 0.023041 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006987 0.00000