PDB Short entry for 4XC4 HEADER HORMONE 17-DEC-14 4XC4 TITLE INSULIN CO-CRYSTALLIZES IN THE PRESENCE OF IT BETA-CELL CHAPERONE TITLE 2 SULFATIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN; COMPND 3 CHAIN: A, C; COMPND 4 FRAGMENT: UNP RESIDUES 90-110; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: INSULIN; COMPND 8 CHAIN: B, D; COMPND 9 FRAGMENT: UNP RESIDUES 25-54; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: INS; SOURCE 6 EXPRESSION_SYSTEM: SACCHAROMYCES CEREVISIAE; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4932; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PAK721; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 GENE: INS; SOURCE 15 EXPRESSION_SYSTEM: SACCHAROMYCES CEREVISIAE; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 4932; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PAK721 KEYWDS INSULIN-LIKE FOLD, INSULIN-LIKE SUPERFAMILY, DIABETES, HORMONE EXPDTA X-RAY DIFFRACTION AUTHOR A.W.BRACEY,A.T.MAGIS,K.BUSCHARD,T.OSTERBYE,K.M.BAILEY,D.A.OSTROV REVDAT 3 27-SEP-23 4XC4 1 LINK REVDAT 2 22-NOV-17 4XC4 1 SOURCE REMARK REVDAT 1 11-FEB-15 4XC4 0 SPRSDE 11-FEB-15 4XC4 3BRR JRNL AUTH A.W.BRACEY,A.T.MAGIS,K.BUSCHARD,T.OSTERBYE,K.M.BAILEY, JRNL AUTH 2 D.A.OSTROV JRNL TITL INSULIN CO-CRYSTALLIZES IN THE PRESENCE OF IT BETA-CELL JRNL TITL 2 CHAPERONE SULFATIDE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.9_1692) 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) : 30.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 9182 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.222 REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.254 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1154 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 2.9964 - 2.3790 0.89 1354 150 0.2289 0.2528 REMARK 3 2 2.3790 - 2.0784 0.89 1330 151 0.2227 0.2916 REMARK 3 3 2.0784 - 1.8885 0.88 1334 140 0.2499 0.3556 REMARK 3 4 1.8885 - 1.7532 0.87 1323 143 0.2857 0.3310 REMARK 3 5 1.7532 - 1.6498 0.85 1310 147 0.2720 0.3234 REMARK 3 6 1.6498 - 1.5672 0.86 1286 140 0.2808 0.3303 REMARK 3 7 1.5672 - 1.4990 0.83 1256 136 0.2875 0.3214 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.550 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 : 0.008 895 REMARK 3 ANGLE : 1.055 1215 REMARK 3 CHIRALITY : 0.044 134 REMARK 3 PLANARITY : 0.006 160 REMARK 3 DIHEDRAL : 14.734 314 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 4XC4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JAN-15. REMARK 100 THE DEPOSITION ID IS D_1000205316. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-MAR-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9322 REMARK 200 MONOCHROMATOR : SI(111) CHANNEL CUT REMARK 200 MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : HKL-2000 HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9224 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.499 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.04300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.4000 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) : 1.57 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.17700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.350 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX (PHENIX.REFINE: 1.9_1692) REMARK 200 STARTING MODEL: 3BRR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.3M MAGNESIUM SULFATE, 0.1M MES, PH REMARK 280 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.80500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 23.55878 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 11.24300 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 40.80500 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 23.55878 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 11.24300 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 40.80500 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 23.55878 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 11.24300 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.11756 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 22.48600 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 47.11756 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 22.48600 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 47.11756 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 22.48600 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: DODECAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 21720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -418.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 ZN ZN B 101 LIES ON A SPECIAL POSITION. REMARK 375 CL CL B 102 LIES ON A SPECIAL POSITION. REMARK 375 NA NA B 103 LIES ON A SPECIAL POSITION. REMARK 375 ZN ZN D 101 LIES ON A SPECIAL POSITION. 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 C 107 O HOH D 220 1.85 REMARK 500 O HOH C 110 O HOH D 225 1.96 REMARK 500 OH TYR B 26 O HOH B 201 2.02 REMARK 500 O HOH C 112 O HOH D 234 2.02 REMARK 500 OE1 GLN D 4 O HOH D 201 2.03 REMARK 500 O GLN B 4 O HOH B 222 2.08 REMARK 500 OE2 GLU B 13 O HOH B 202 2.09 REMARK 500 O HOH B 215 O HOH B 217 2.10 REMARK 500 CB CYS A 6 SG CYS A 11 2.13 REMARK 500 O HOH D 217 O HOH D 234 2.15 REMARK 500 O TYR A 14 O HOH A 110 2.16 REMARK 500 OH TYR B 26 O HOH B 221 2.17 REMARK 500 O HOH A 101 O HOH A 108 2.19 REMARK 500 NE2 GLN D 4 O HOH D 202 2.19 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 HOH B 217 O HOH C 104 3554 1.99 REMARK 500 O HOH B 206 O HOH C 102 8554 2.02 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 GLN B 4 179.90 164.34 REMARK 500 SER C 9 -133.03 -107.43 REMARK 500 SER C 9 -130.47 -104.96 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 ZN B 101 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 10 NE2 REMARK 620 2 HIS B 10 NE2 0.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 101 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 10 NE2 REMARK 620 2 HIS D 10 NE2 0.0 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN B 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL B 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN D 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL D 102 DBREF 4XC4 A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 4XC4 B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 4XC4 C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 4XC4 D 1 30 UNP P01308 INS_HUMAN 25 54 SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 A 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 B 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 B 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 B 30 THR PRO LYS THR SEQRES 1 C 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 C 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 D 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 D 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 D 30 THR PRO LYS THR HET ZN B 101 1 HET CL B 102 1 HET NA B 103 1 HET ZN D 101 1 HET CL D 102 1 HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION FORMUL 5 ZN 2(ZN 2+) FORMUL 6 CL 2(CL 1-) FORMUL 7 NA NA 1+ FORMUL 10 HOH *84(H2 O) HELIX 1 AA1 GLY A 1 CYS A 7 1 7 HELIX 2 AA2 SER A 12 GLU A 17 1 6 HELIX 3 AA3 ASN A 18 CYS A 20 5 3 HELIX 4 AA4 GLY B 8 GLY B 20 1 13 HELIX 5 AA5 GLU B 21 GLY B 23 5 3 HELIX 6 AA6 ILE C 2 SER C 9 1 8 HELIX 7 AA7 SER C 12 GLU C 17 1 6 HELIX 8 AA8 ASN C 18 CYS C 20 5 3 HELIX 9 AA9 GLY D 8 GLY D 20 1 13 HELIX 10 AB1 GLU D 21 GLY D 23 5 3 SHEET 1 AA1 2 PHE B 24 TYR B 26 0 SHEET 2 AA1 2 PHE D 24 TYR D 26 -1 O TYR D 26 N PHE B 24 SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.06 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.05 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.02 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.03 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.05 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.05 LINK NE2 HIS B 10 ZN ZN B 101 1555 1555 2.04 LINK NE2 HIS B 10 ZN ZN B 101 1555 2555 2.04 LINK NE2 HIS D 10 ZN ZN D 101 1555 1555 1.98 LINK NE2 HIS D 10 ZN ZN D 101 1555 2555 1.98 SITE 1 AC1 3 HIS B 10 CL B 102 HOH B 216 SITE 1 AC2 3 HIS B 10 ZN B 101 HOH B 216 SITE 1 AC3 2 HIS D 10 CL D 102 SITE 1 AC4 3 HIS D 10 ZN D 101 HOH D 222 CRYST1 81.610 81.610 33.729 90.00 90.00 120.00 H 3 18 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 0.012253 0.007075 0.000000 0.00000 SCALE2 0.000000 0.014149 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029648 0.00000