HEADER HYDROLASE 21-AUG-13 4MCK TITLE CRYSTAL STRUCTURE OF FAMILY GH19, CLASS IV CHITINASE FROM ZEA MAYS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHITINASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC MODULE (UNP RESIDUES 81-278); COMPND 5 EC: 3.2.1.14; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ZEA MAYS; SOURCE 3 ORGANISM_COMMON: MAIZE; SOURCE 4 ORGANISM_TAXID: 4577; SOURCE 5 STRAIN: LH82; SOURCE 6 GENE: CHIA; SOURCE 7 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 8 EXPRESSION_SYSTEM_COMMON: PICHIA PASTORIS; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: X-33; SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PPICZ'ALPHA'A KEYWDS HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR M.M.CHAUDET,D.R.ROSE REVDAT 4 20-SEP-23 4MCK 1 SEQADV REVDAT 3 07-MAY-14 4MCK 1 JRNL REVDAT 2 02-APR-14 4MCK 1 JRNL REVDAT 1 05-MAR-14 4MCK 0 JRNL AUTH M.M.CHAUDET,T.A.NAUMANN,N.P.PRICE,D.R.ROSE JRNL TITL CRYSTALLOGRAPHIC STRUCTURE OF CHITA, A GLYCOSIDE HYDROLASE JRNL TITL 2 FAMILY 19, PLANT CLASS IV CHITINASE FROM ZEA MAYS. JRNL REF PROTEIN SCI. V. 23 586 2014 JRNL REFN ISSN 0961-8368 JRNL PMID 24616181 JRNL DOI 10.1002/PRO.2437 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8_1069) 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.92 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.500 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 27880 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.180 REMARK 3 R VALUE (WORKING SET) : 0.178 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.200 REMARK 3 FREE R VALUE TEST SET COUNT : 3775 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 25.9190 - 4.4922 1.00 1864 140 0.1691 0.1908 REMARK 3 2 4.4922 - 3.5685 1.00 1866 149 0.1487 0.1570 REMARK 3 3 3.5685 - 3.1183 1.00 1863 145 0.1598 0.1608 REMARK 3 4 3.1183 - 2.8336 1.00 1880 141 0.1739 0.1951 REMARK 3 5 2.8336 - 2.6307 1.00 1878 144 0.1761 0.2080 REMARK 3 6 2.6307 - 2.4757 1.00 1840 145 0.1880 0.2281 REMARK 3 7 2.4757 - 2.3518 1.00 1888 148 0.1798 0.2062 REMARK 3 8 2.3518 - 2.2495 1.00 1862 146 0.1881 0.2367 REMARK 3 9 2.2495 - 2.1630 1.00 1843 144 0.1826 0.1931 REMARK 3 10 2.1630 - 2.0883 1.00 1872 142 0.1742 0.2288 REMARK 3 11 2.0883 - 2.0231 1.00 1884 146 0.1844 0.2462 REMARK 3 12 2.0231 - 1.9653 1.00 1856 145 0.1950 0.1936 REMARK 3 13 1.9653 - 1.9135 1.00 1878 146 0.1922 0.2398 REMARK 3 14 1.9135 - 1.8669 1.00 1867 141 0.1850 0.1961 REMARK 3 15 1.8669 - 1.8244 1.00 1875 149 0.1919 0.1954 REMARK 3 16 1.8244 - 1.7856 1.00 1876 147 0.1850 0.2220 REMARK 3 17 1.7856 - 1.7499 1.00 1857 147 0.2023 0.2189 REMARK 3 18 1.7499 - 1.7169 1.00 1874 145 0.1826 0.2012 REMARK 3 19 1.7169 - 1.6862 1.00 1838 143 0.1849 0.2315 REMARK 3 20 1.6862 - 1.6577 1.00 1906 148 0.1778 0.2535 REMARK 3 21 1.6577 - 1.6309 1.00 1812 143 0.1845 0.1712 REMARK 3 22 1.6309 - 1.6058 1.00 1895 143 0.1978 0.2340 REMARK 3 23 1.6058 - 1.5822 0.97 1832 142 0.2099 0.2489 REMARK 3 24 1.5822 - 1.5599 0.93 1690 130 0.2115 0.2538 REMARK 3 25 1.5599 - 1.5389 0.85 1601 120 0.2305 0.2457 REMARK 3 26 1.5389 - 1.5189 0.75 1412 111 0.2553 0.2912 REMARK 3 27 1.5189 - 1.5000 0.59 1077 85 0.2675 0.2780 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 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) : 0.100 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.250 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.34 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.80 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 : 0.007 1612 REMARK 3 ANGLE : 1.248 2182 REMARK 3 CHIRALITY : 0.084 213 REMARK 3 PLANARITY : 0.005 295 REMARK 3 DIHEDRAL : 13.490 560 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: FREE R WAS USED FOR CROSS-VALIDATION, REMARK 3 BUT THE FREE R TEST SET WAS UNAVAILABLE AT THE TIME OF REMARK 3 DEPOSITION. REMARK 4 REMARK 4 4MCK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-SEP-13. REMARK 100 THE DEPOSITION ID IS D_1000081740. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-AUG-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54178 REMARK 200 MONOCHROMATOR : VARIMAX HF OPTIC REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28893 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 48.416 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 54.600 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 10.50 REMARK 200 R MERGE (I) : 0.04400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 63.2 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 FOR SHELL : 3.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 3HBD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5 M AMMONIUM SULFATE, 0.1 M TRIS, REMARK 280 0.16 M POTASSIUM CHLORIDE, PH 8.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 18.57600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.16700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.58350 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.16700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 18.57600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.58350 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 O HOH A 443 O HOH A 448 1.85 REMARK 500 O HOH A 433 O HOH A 503 1.95 REMARK 500 O GLY A 162 O HOH A 473 2.00 REMARK 500 O HOH A 474 O HOH A 475 2.03 REMARK 500 O GLY A 162 O HOH A 459 2.04 REMARK 500 O HOH A 455 O HOH A 458 2.04 REMARK 500 O ALA A 90 O HOH A 340 2.04 REMARK 500 NZ LYS A 93 O HOH A 468 2.09 REMARK 500 O HOH A 479 O HOH A 484 2.12 REMARK 500 O HOH A 311 O HOH A 392 2.15 REMARK 500 O HOH A 384 O HOH A 402 2.15 REMARK 500 O HOH A 373 O HOH A 496 2.16 REMARK 500 O HOH A 298 O HOH A 485 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O ASN A 83 O HOH A 270 4455 1.64 REMARK 500 OD1 ASN A 83 O HOH A 240 4455 2.06 REMARK 500 ND2 ASN A 83 O HOH A 240 4455 2.14 REMARK 500 REMARK 500 REMARK: NULL 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 ASN A 83 N - CA - C ANGL. DEV. = 18.9 DEGREES 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 ALA A 14 84.78 25.08 REMARK 500 PHE A 23 -57.75 -120.05 REMARK 500 SER A 82 46.21 -75.14 REMARK 500 TRP A 86 70.67 -119.43 REMARK 500 TYR A 94 42.25 -109.33 REMARK 500 TRP A 104 143.52 82.33 REMARK 500 ASN A 161 -157.62 -126.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4MCL RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE AUTHORS HAVE VERIFIED THE PROTEIN SEQUENCE BIOCHEMICALLY. DBREF 4MCK A 1 198 UNP Q6JBL3 Q6JBL3_ZEAMP 81 278 SEQADV 4MCK UNK A -4 UNP Q6JBL3 EXPRESSION TAG SEQADV 4MCK UNK A -3 UNP Q6JBL3 EXPRESSION TAG SEQADV 4MCK UNK A -2 UNP Q6JBL3 EXPRESSION TAG SEQADV 4MCK UNK A -1 UNP Q6JBL3 EXPRESSION TAG SEQADV 4MCK UNK A 0 UNP Q6JBL3 EXPRESSION TAG SEQADV 4MCK SER A 3 UNP Q6JBL3 THR 83 SEE REMARK 999 SEQADV 4MCK GLN A 62 UNP Q6JBL3 GLU 142 ENGINEERED MUTATION SEQADV 4MCK A UNP Q6JBL3 GLN 165 DELETION SEQADV 4MCK A UNP Q6JBL3 ALA 243 DELETION SEQRES 1 A 201 UNK UNK UNK UNK UNK VAL VAL SER ASP ALA PHE PHE ASN SEQRES 2 A 201 GLY ILE LYS ASN GLN ALA GLY SER GLY CYS GLU GLY LYS SEQRES 3 A 201 ASN PHE TYR THR ARG SER ALA PHE LEU SER ALA VAL ASN SEQRES 4 A 201 ALA TYR PRO GLY PHE ALA HIS GLY GLY THR GLU VAL GLU SEQRES 5 A 201 GLY LYS ARG GLU ILE ALA ALA PHE PHE ALA HIS VAL THR SEQRES 6 A 201 HIS GLN THR GLY HIS PHE CYS TYR ILE SER GLU ILE ASN SEQRES 7 A 201 LYS SER ASN ALA TYR CYS ASP ALA SER ASN ARG TRP PRO SEQRES 8 A 201 CYS ALA ALA GLY GLN LYS TYR TYR GLY ARG GLY PRO LEU SEQRES 9 A 201 GLN ILE SER TRP ASN TYR ASN TYR GLY PRO ALA GLY ARG SEQRES 10 A 201 ASP ILE GLY PHE ASN GLY LEU ALA ASP PRO ASN ARG VAL SEQRES 11 A 201 ALA GLN ASP ALA VAL ILE ALA PHE LYS THR ALA LEU TRP SEQRES 12 A 201 PHE TRP MET ASN ASN VAL HIS ARG LEU MET PRO GLN GLY SEQRES 13 A 201 PHE GLY ALA THR ILE ARG ALA ILE ASN GLY LEU GLU CYS SEQRES 14 A 201 ASN GLY ASN ASN PRO ALA GLN MET ASN ALA ARG VAL GLY SEQRES 15 A 201 TYR TYR LYS GLN TYR CYS GLN GLN LEU ARG VAL ASP PRO SEQRES 16 A 201 GLY PRO ASN LEU THR CYS FORMUL 2 HOH *303(H2 O) HELIX 1 1 UNK A -3 VAL A 2 1 6 HELIX 2 2 SER A 3 ASN A 12 1 10 HELIX 3 3 THR A 25 ASN A 34 1 10 HELIX 4 4 THR A 44 GLY A 64 1 21 HELIX 5 5 TRP A 104 GLY A 116 1 13 HELIX 6 6 ASN A 124 ASP A 129 1 6 HELIX 7 7 ASP A 129 VAL A 145 1 17 HELIX 8 8 HIS A 146 GLN A 151 5 6 HELIX 9 9 GLY A 152 ASN A 161 1 10 HELIX 10 10 ASN A 170 LEU A 188 1 19 SSBOND 1 CYS A 18 CYS A 67 1555 1555 2.03 SSBOND 2 CYS A 79 CYS A 88 1555 1555 2.04 SSBOND 3 CYS A 166 CYS A 198 1555 1555 2.03 CISPEP 1 GLY A 15 SER A 16 0 -8.47 CRYST1 37.152 65.167 72.334 90.00 90.00 90.00 P 21 21 21 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 0.026916 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015345 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013825 0.00000