HEADER HYDROLASE 04-DEC-25 9ZIQ TITLE CRYSTAL STRUCTURE OF RASPROTEASE(II), A DESIGNED RAS-SPECIFIC TITLE 2 SUBTILISIN, IN COMPLEX WITH THE NON-COGNATE PEPTIDE QEEISAM COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUBTILISIN BPN'; COMPND 3 CHAIN: S, A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: PEPTIDE QEEISAM; COMPND 7 CHAIN: B, C; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS AMYLOLIQUEFACIENS; SOURCE 3 ORGANISM_TAXID: 1390; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 SYNTHETIC: YES; SOURCE 8 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 9 ORGANISM_TAXID: 32630 KEYWDS ENGINEERED PROTEASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR B.CHU,E.A.TOTH,J.ORBAN REVDAT 1 22-JUL-26 9ZIQ 0 JRNL AUTH B.CHU,Y.HE,Y.CHEN,E.A.TOTH,J.ORBAN JRNL TITL SUBSTRATE SPECIFICITY IN A DESIGNED RAS-TARGETING PROTEASE JRNL TITL 2 IS COUPLED TO ACTIVE SITE AND DISTAL MOTIONS. JRNL REF BIORXIV 2026 JRNL REFN ISSN 2692-8205 JRNL PMID 41648245 JRNL DOI 10.64898/2026.01.15.699477 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.20.1_4487: ???) 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) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.92 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 127548 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.137 REMARK 3 R VALUE (WORKING SET) : 0.135 REMARK 3 FREE R VALUE : 0.160 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 6351 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 3.7300 - 2.9600 1.00 4165 201 0.1255 0.1406 REMARK 3 2 2.9600 - 2.5900 1.00 4108 241 0.1335 0.1302 REMARK 3 3 2.5900 - 2.3500 1.00 4115 227 0.1289 0.1580 REMARK 3 4 2.3500 - 2.1800 1.00 4153 225 0.1230 0.1456 REMARK 3 5 2.1800 - 2.0500 0.99 4082 231 0.1162 0.1415 REMARK 3 6 2.0500 - 1.9500 1.00 4083 219 0.1216 0.1606 REMARK 3 7 1.9500 - 1.8600 0.99 4073 208 0.1226 0.1473 REMARK 3 8 1.8600 - 1.7900 0.99 4088 199 0.1167 0.1665 REMARK 3 9 1.7900 - 1.7300 0.99 4104 217 0.1263 0.1695 REMARK 3 10 1.7300 - 1.6800 0.99 4078 211 0.1239 0.1643 REMARK 3 11 1.6800 - 1.6300 0.99 4018 206 0.1216 0.1510 REMARK 3 12 1.6300 - 1.5900 0.99 4072 224 0.1214 0.1721 REMARK 3 13 1.5900 - 1.5500 0.99 4037 243 0.1197 0.1570 REMARK 3 14 1.5500 - 1.5100 0.98 4012 201 0.1237 0.1644 REMARK 3 15 1.5100 - 1.4800 0.99 4072 192 0.1278 0.1686 REMARK 3 16 1.4800 - 1.4500 0.99 4017 223 0.1281 0.1551 REMARK 3 17 1.4500 - 1.4200 0.98 4060 181 0.1295 0.1550 REMARK 3 18 1.4200 - 1.4000 0.98 4026 208 0.1375 0.1882 REMARK 3 19 1.4000 - 1.3700 0.98 3990 205 0.1463 0.2009 REMARK 3 20 1.3700 - 1.3500 0.98 4049 208 0.1578 0.1991 REMARK 3 21 1.3500 - 1.3300 0.98 3973 218 0.1587 0.2120 REMARK 3 22 1.3300 - 1.3100 0.97 3990 217 0.1652 0.1840 REMARK 3 23 1.3100 - 1.2900 0.98 3967 225 0.1659 0.2256 REMARK 3 24 1.2900 - 1.2800 0.97 3962 220 0.1725 0.1966 REMARK 3 25 1.2800 - 1.2600 0.97 3990 183 0.1839 0.2405 REMARK 3 26 1.2600 - 1.2400 0.97 4002 191 0.1962 0.2588 REMARK 3 27 1.2400 - 1.2300 0.96 3961 199 0.1978 0.2328 REMARK 3 28 1.2300 - 1.2100 0.96 3966 202 0.2119 0.2358 REMARK 3 29 1.2100 - 1.2000 0.94 3794 197 0.2290 0.2637 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 : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.490 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 4126 REMARK 3 ANGLE : 1.373 5624 REMARK 3 CHIRALITY : 0.106 666 REMARK 3 PLANARITY : 0.015 726 REMARK 3 DIHEDRAL : 8.744 656 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 9ZIQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-25. REMARK 100 THE DEPOSITION ID IS D_1000300446. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-OCT-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 127620 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 58.240 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.09700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.22 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 4.70 REMARK 200 R MERGE FOR SHELL (I) : 0.83200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM ZINC ACETATE, 15% PEG 3350, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 29.12100 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: S, B 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10310 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 ALA S 1 REMARK 465 ALA A 1 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 S 2 CE NZ REMARK 470 LYS S 27 NZ REMARK 470 LYS S 256 CD CE NZ REMARK 470 GLN S 275 CD OE1 NE2 REMARK 470 VAL A 4 CB CG1 CG2 REMARK 470 LYS A 27 NZ REMARK 470 LYS A 213 CE NZ REMARK 470 LYS A 256 CD CE NZ REMARK 470 GLN A 275 CD OE1 NE2 REMARK 470 GLN B 1 CG CD OE1 NE2 REMARK 470 GLU B 3 CG CD OE1 OE2 REMARK 470 GLN C 1 CG CD OE1 NE2 REMARK 470 GLU C 3 CG CD OE1 OE2 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 OG SER A 221 C MET C 7 1.59 REMARK 500 OG SER S 221 C MET B 7 1.61 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 CYS S 22 19.30 -144.27 REMARK 500 ASP S 32 -148.15 -162.48 REMARK 500 SER S 65 -21.40 104.92 REMARK 500 ASN S 184 7.66 80.02 REMARK 500 CYS A 22 20.90 -145.70 REMARK 500 ASP A 32 -152.57 -160.79 REMARK 500 SER A 65 -20.22 101.91 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 K S 309 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU S 126 O REMARK 620 2 ALA S 152 O 94.1 REMARK 620 3 THR S 166 O 155.1 105.7 REMARK 620 4 THR S 166 OG1 102.9 85.1 64.9 REMARK 620 5 TYR S 167 O 83.9 171.3 74.3 87.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN S 308 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU S 195 O REMARK 620 2 ASP S 197 OD1 95.4 REMARK 620 3 ASP S 197 OD2 93.7 53.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 312 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU A 126 O REMARK 620 2 ALA A 152 O 95.1 REMARK 620 3 THR A 166 O 154.3 106.3 REMARK 620 4 THR A 166 OG1 103.1 84.2 66.0 REMARK 620 5 TYR A 167 O 83.4 170.3 73.1 86.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 311 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 195 O REMARK 620 2 ASP A 197 OD1 93.2 REMARK 620 3 ASP A 197 OD2 89.8 52.4 REMARK 620 N 1 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 53229 RELATED DB: BMRB DBREF 9ZIQ S 1 275 PDB 9ZIQ 9ZIQ 1 275 DBREF 9ZIQ A 1 275 PDB 9ZIQ 9ZIQ 1 275 DBREF 9ZIQ B 1 7 PDB 9ZIQ 9ZIQ 1 7 DBREF 9ZIQ C 1 7 PDB 9ZIQ 9ZIQ 1 7 SEQRES 1 S 268 ALA LYS SER VAL SER TYR GLY VAL ALA GLN ILE LYS ALA SEQRES 2 S 268 PRO ALA LEU HIS SER GLN GLY TYR CYS GLY SER ASN VAL SEQRES 3 S 268 LYS VAL ALA ILE LEU ASP THR GLY ILE ASP SER SER HIS SEQRES 4 S 268 PRO ASP LEU ALA ALA ALA VAL ALA GLY GLY ALA SER PHE SEQRES 5 S 268 VAL PRO SER GLU THR ASN PRO PHE GLN ASP ASN ASN SER SEQRES 6 S 268 GLY GLY THR HIS ILE ALA GLY THR VAL LEU ALA VAL ALA SEQRES 7 S 268 PRO CYS ALA SER LEU TYR ALA VAL LYS VAL LEU GLY ALA SEQRES 8 S 268 ASP GLY SER GLY GLN ALA SER TRP ILE ILE ASN GLY ILE SEQRES 9 S 268 GLU TRP ALA ILE ALA ASN ASN MET ASP VAL ILE ASN MET SEQRES 10 S 268 SER LEU GLY SER PRO SER GLY SER ALA ALA VAL LYS ALA SEQRES 11 S 268 ALA VAL ASP LYS ALA VAL ALA SER GLY VAL VAL VAL VAL SEQRES 12 S 268 ALA ALA ALA GLY ASN SER GLY THR SER GLY SER SER SER SEQRES 13 S 268 THR VAL THR TYR PRO ALA LYS TYR PRO SER VAL ILE ALA SEQRES 14 S 268 VAL GLY ALA VAL ASP SER SER ASN GLN ARG ALA PRO PHE SEQRES 15 S 268 SER SER VAL GLY PRO GLU LEU ASP VAL MET ALA PRO GLY SEQRES 16 S 268 VAL SER ILE VAL SER THR LEU PRO GLY GLY LYS TYR GLY SEQRES 17 S 268 ALA LYS SER GLY THR SER MET ALA SER PRO HIS VAL ALA SEQRES 18 S 268 GLY ALA ALA ALA LEU ILE LEU SER LYS HIS PRO ASN TRP SEQRES 19 S 268 THR ASN THR GLN VAL ARG SER SER LEU GLU ASN THR ALA SEQRES 20 S 268 THR LYS LEU GLY ASP SER PHE TYR TYR GLY LYS GLY LEU SEQRES 21 S 268 ILE ASN VAL GLU ALA ALA ALA GLN SEQRES 1 A 268 ALA LYS SER VAL SER TYR GLY VAL ALA GLN ILE LYS ALA SEQRES 2 A 268 PRO ALA LEU HIS SER GLN GLY TYR CYS GLY SER ASN VAL SEQRES 3 A 268 LYS VAL ALA ILE LEU ASP THR GLY ILE ASP SER SER HIS SEQRES 4 A 268 PRO ASP LEU ALA ALA ALA VAL ALA GLY GLY ALA SER PHE SEQRES 5 A 268 VAL PRO SER GLU THR ASN PRO PHE GLN ASP ASN ASN SER SEQRES 6 A 268 GLY GLY THR HIS ILE ALA GLY THR VAL LEU ALA VAL ALA SEQRES 7 A 268 PRO CYS ALA SER LEU TYR ALA VAL LYS VAL LEU GLY ALA SEQRES 8 A 268 ASP GLY SER GLY GLN ALA SER TRP ILE ILE ASN GLY ILE SEQRES 9 A 268 GLU TRP ALA ILE ALA ASN ASN MET ASP VAL ILE ASN MET SEQRES 10 A 268 SER LEU GLY SER PRO SER GLY SER ALA ALA VAL LYS ALA SEQRES 11 A 268 ALA VAL ASP LYS ALA VAL ALA SER GLY VAL VAL VAL VAL SEQRES 12 A 268 ALA ALA ALA GLY ASN SER GLY THR SER GLY SER SER SER SEQRES 13 A 268 THR VAL THR TYR PRO ALA LYS TYR PRO SER VAL ILE ALA SEQRES 14 A 268 VAL GLY ALA VAL ASP SER SER ASN GLN ARG ALA PRO PHE SEQRES 15 A 268 SER SER VAL GLY PRO GLU LEU ASP VAL MET ALA PRO GLY SEQRES 16 A 268 VAL SER ILE VAL SER THR LEU PRO GLY GLY LYS TYR GLY SEQRES 17 A 268 ALA LYS SER GLY THR SER MET ALA SER PRO HIS VAL ALA SEQRES 18 A 268 GLY ALA ALA ALA LEU ILE LEU SER LYS HIS PRO ASN TRP SEQRES 19 A 268 THR ASN THR GLN VAL ARG SER SER LEU GLU ASN THR ALA SEQRES 20 A 268 THR LYS LEU GLY ASP SER PHE TYR TYR GLY LYS GLY LEU SEQRES 21 A 268 ILE ASN VAL GLU ALA ALA ALA GLN SEQRES 1 B 7 GLN GLU GLU ILE SER ALA MET SEQRES 1 C 7 GLN GLU GLU ILE SER ALA MET HET EDO S 301 8 HET EDO S 302 8 HET EDO S 303 4 HET EDO S 304 4 HET EDO S 305 4 HET GOL S 306 6 HET GOL S 307 6 HET ZN S 308 3 HET K S 309 1 HET DMS S 310 4 HET EDO A 301 8 HET EDO A 302 8 HET EDO A 303 4 HET EDO A 304 4 HET EDO A 305 8 HET EDO A 306 8 HET EDO A 307 12 HET EDO A 308 8 HET GOL A 309 6 HET GOL A 310 6 HET ZN A 311 3 HET K A 312 1 HET DMS A 313 4 HETNAM EDO 1,2-ETHANEDIOL HETNAM GOL GLYCEROL HETNAM ZN ZINC ION HETNAM K POTASSIUM ION HETNAM DMS DIMETHYL SULFOXIDE HETSYN EDO ETHYLENE GLYCOL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 5 EDO 13(C2 H6 O2) FORMUL 10 GOL 4(C3 H8 O3) FORMUL 12 ZN 2(ZN 2+) FORMUL 13 K 2(K 1+) FORMUL 14 DMS 2(C2 H6 O S) FORMUL 28 HOH *453(H2 O) HELIX 1 AA1 TYR S 6 ILE S 11 1 6 HELIX 2 AA2 LYS S 12 GLN S 19 1 8 HELIX 3 AA3 SER S 65 ALA S 85 1 14 HELIX 4 AA4 GLN S 103 ASN S 117 1 15 HELIX 5 AA5 SER S 132 SER S 145 1 14 HELIX 6 AA6 GLY S 219 HIS S 238 1 20 HELIX 7 AA7 THR S 242 THR S 253 1 12 HELIX 8 AA8 ASP S 259 GLY S 264 1 6 HELIX 9 AA9 ASN S 269 ALA S 274 1 6 HELIX 10 AB1 TYR A 6 ILE A 11 1 6 HELIX 11 AB2 LYS A 12 GLN A 19 1 8 HELIX 12 AB3 SER A 65 ALA A 85 1 14 HELIX 13 AB4 GLN A 103 ASN A 117 1 15 HELIX 14 AB5 SER A 132 SER A 145 1 14 HELIX 15 AB6 GLY A 219 HIS A 238 1 20 HELIX 16 AB7 THR A 242 THR A 253 1 12 HELIX 17 AB8 ASP A 259 GLY A 264 1 6 HELIX 18 AB9 ASN A 269 ALA A 274 1 6 SHEET 1 AA1 7 VAL S 46 SER S 51 0 SHEET 2 AA1 7 SER S 89 LYS S 94 1 O LEU S 90 N ALA S 47 SHEET 3 AA1 7 LYS S 27 ASP S 32 1 N VAL S 28 O SER S 89 SHEET 4 AA1 7 VAL S 121 MET S 124 1 O VAL S 121 N ALA S 29 SHEET 5 AA1 7 VAL S 148 ALA S 152 1 O VAL S 148 N ILE S 122 SHEET 6 AA1 7 ILE S 175 VAL S 180 1 O ILE S 175 N ALA S 151 SHEET 7 AA1 7 VAL S 198 PRO S 201 1 O VAL S 198 N GLY S 178 SHEET 1 AA2 3 SER S 101 GLY S 102 0 SHEET 2 AA2 3 ILE B 4 ALA B 6 -1 O ILE B 4 N GLY S 102 SHEET 3 AA2 3 LEU S 126 GLY S 127 -1 N GLY S 127 O SER B 5 SHEET 1 AA3 2 ILE S 205 LEU S 209 0 SHEET 2 AA3 2 LYS S 213 LYS S 217 -1 O LYS S 217 N ILE S 205 SHEET 1 AA4 7 VAL A 46 SER A 51 0 SHEET 2 AA4 7 SER A 89 LYS A 94 1 O LEU A 90 N ALA A 47 SHEET 3 AA4 7 LYS A 27 ASP A 32 1 N VAL A 28 O SER A 89 SHEET 4 AA4 7 VAL A 121 MET A 124 1 O VAL A 121 N ALA A 29 SHEET 5 AA4 7 VAL A 148 ALA A 152 1 O VAL A 150 N ILE A 122 SHEET 6 AA4 7 ILE A 175 VAL A 180 1 O ILE A 175 N ALA A 151 SHEET 7 AA4 7 VAL A 198 PRO A 201 1 O VAL A 198 N GLY A 178 SHEET 1 AA5 3 SER A 101 GLY A 102 0 SHEET 2 AA5 3 ILE C 4 ALA C 6 -1 O ILE C 4 N GLY A 102 SHEET 3 AA5 3 LEU A 126 GLY A 127 -1 N GLY A 127 O SER C 5 SHEET 1 AA6 2 ILE A 205 LEU A 209 0 SHEET 2 AA6 2 LYS A 213 LYS A 217 -1 O LYS A 217 N ILE A 205 SSBOND 1 CYS S 22 CYS S 87 1555 1555 2.07 SSBOND 2 CYS A 22 CYS A 87 1555 1555 2.08 LINK O LEU S 126 K K S 309 1555 1555 2.82 LINK O ALA S 152 K K S 309 1555 1555 2.81 LINK O THR S 166 K K S 309 1555 1555 3.39 LINK OG1 THR S 166 K K S 309 1555 1555 2.87 LINK O TYR S 167 K K S 309 1555 1555 3.39 LINK O VAL S 174 ZN A ZN S 308 1555 1555 2.69 LINK O GLU S 195 ZN B ZN S 308 1555 1555 2.12 LINK OD1 ASP S 197 ZN B ZN S 308 1555 1555 2.61 LINK OD2 ASP S 197 ZN B ZN S 308 1555 1555 2.25 LINK O LEU A 126 K K A 312 1555 1555 2.82 LINK O ALA A 152 K K A 312 1555 1555 2.79 LINK O THR A 166 K K A 312 1555 1555 3.35 LINK OG1 THR A 166 K K A 312 1555 1555 2.86 LINK O TYR A 167 K K A 312 1555 1555 3.40 LINK O VAL A 174 ZN A ZN A 311 1555 1555 2.69 LINK O GLU A 195 ZN B ZN A 311 1555 1555 2.25 LINK OD1 ASP A 197 ZN B ZN A 311 1555 1555 2.64 LINK OD2 ASP A 197 ZN B ZN A 311 1555 1555 2.25 CISPEP 1 TYR S 167 PRO S 168 0 14.91 CISPEP 2 TYR A 167 PRO A 168 0 11.84 CRYST1 44.243 58.242 82.598 90.00 97.73 90.00 P 1 21 1 4 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 0.022602 0.000000 0.003068 0.00000 SCALE2 0.000000 0.017170 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012218 0.00000 CONECT 159 575 CONECT 160 576 CONECT 575 159 CONECT 576 160 CONECT 864 3982 CONECT 1034 3982 CONECT 1118 3982 CONECT 1120 3982 CONECT 1125 3982 CONECT 1183 3979 CONECT 1327 3980 CONECT 1347 3980 CONECT 1348 3980 CONECT 2081 2485 CONECT 2485 2081 CONECT 2773 4062 CONECT 2943 4062 CONECT 3027 4062 CONECT 3029 4062 CONECT 3034 4062 CONECT 3092 4059 CONECT 3241 4060 CONECT 3261 4060 CONECT 3262 4060 CONECT 3939 3941 3943 CONECT 3940 3942 3944 CONECT 3941 3939 CONECT 3942 3940 CONECT 3943 3939 3945 CONECT 3944 3940 3946 CONECT 3945 3943 CONECT 3946 3944 CONECT 3947 3949 3951 CONECT 3948 3950 3952 CONECT 3949 3947 CONECT 3950 3948 CONECT 3951 3947 3953 CONECT 3952 3948 3954 CONECT 3953 3951 CONECT 3954 3952 CONECT 3955 3956 3957 CONECT 3956 3955 CONECT 3957 3955 3958 CONECT 3958 3957 CONECT 3959 3960 3961 CONECT 3960 3959 CONECT 3961 3959 3962 CONECT 3962 3961 CONECT 3963 3964 3965 CONECT 3964 3963 CONECT 3965 3963 3966 CONECT 3966 3965 CONECT 3967 3968 3969 CONECT 3968 3967 CONECT 3969 3967 3970 3971 CONECT 3970 3969 CONECT 3971 3969 3972 CONECT 3972 3971 CONECT 3973 3974 3975 CONECT 3974 3973 CONECT 3975 3973 3976 3977 CONECT 3976 3975 CONECT 3977 3975 3978 CONECT 3978 3977 CONECT 3979 1183 CONECT 3980 1327 1347 1348 CONECT 3982 864 1034 1118 1120 CONECT 3982 1125 CONECT 3983 3984 3985 3986 CONECT 3984 3983 CONECT 3985 3983 CONECT 3986 3983 CONECT 3987 3989 3991 CONECT 3988 3990 3992 CONECT 3989 3987 CONECT 3990 3988 CONECT 3991 3987 3993 CONECT 3992 3988 3994 CONECT 3993 3991 CONECT 3994 3992 CONECT 3995 3997 3999 CONECT 3996 3998 4000 CONECT 3997 3995 CONECT 3998 3996 CONECT 3999 3995 4001 CONECT 4000 3996 4002 CONECT 4001 3999 CONECT 4002 4000 CONECT 4003 4004 4005 CONECT 4004 4003 CONECT 4005 4003 4006 CONECT 4006 4005 CONECT 4007 4008 4009 CONECT 4008 4007 CONECT 4009 4007 4010 CONECT 4010 4009 CONECT 4011 4013 4015 CONECT 4012 4014 4016 CONECT 4013 4011 CONECT 4014 4012 CONECT 4015 4011 4017 CONECT 4016 4012 4018 CONECT 4017 4015 CONECT 4018 4016 CONECT 4019 4021 4023 CONECT 4020 4022 4024 CONECT 4021 4019 CONECT 4022 4020 CONECT 4023 4019 4025 CONECT 4024 4020 4026 CONECT 4025 4023 CONECT 4026 4024 CONECT 4027 4030 4033 CONECT 4028 4031 4034 CONECT 4029 4032 4035 CONECT 4030 4027 CONECT 4031 4028 CONECT 4032 4029 CONECT 4033 4027 4036 CONECT 4034 4028 4037 CONECT 4035 4029 4038 CONECT 4036 4033 CONECT 4037 4034 CONECT 4038 4035 CONECT 4039 4041 4043 CONECT 4040 4042 4044 CONECT 4041 4039 CONECT 4042 4040 CONECT 4043 4039 4045 CONECT 4044 4040 4046 CONECT 4045 4043 CONECT 4046 4044 CONECT 4047 4048 4049 CONECT 4048 4047 CONECT 4049 4047 4050 4051 CONECT 4050 4049 CONECT 4051 4049 4052 CONECT 4052 4051 CONECT 4053 4054 4055 CONECT 4054 4053 CONECT 4055 4053 4056 4057 CONECT 4056 4055 CONECT 4057 4055 4058 CONECT 4058 4057 CONECT 4059 3092 CONECT 4060 3241 3261 3262 CONECT 4062 2773 2943 3027 3029 CONECT 4062 3034 CONECT 4063 4064 4065 4066 CONECT 4064 4063 CONECT 4065 4063 CONECT 4066 4063 MASTER 330 0 23 18 24 0 0 6 4336 4 152 44 END