HEADER IMMUNE SYSTEM 29-JUL-21 7RNO TITLE MODEL OF THE AC-6-FP/HPMR1/BB2M/TAPBPR COMPLEX FROM INTEGRATED TITLE 2 DOCKING, NMR AND RESTRAINED MD COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAJOR HISTOCOMPATIBILITY COMPLEX CLASS I-RELATED GENE COMPND 3 PROTEIN; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: MHC CLASS I-RELATED GENE PROTEIN,CLASS I HISTOCOMPATIBILITY COMPND 6 ANTIGEN-LIKE PROTEIN; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 10 CHAIN: B; COMPND 11 SYNONYM: LACTOLLIN; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: TAP BINDING PROTEIN-LIKE VARIANT; COMPND 15 CHAIN: C; COMPND 16 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS, BOS TAURUS; SOURCE 3 ORGANISM_COMMON: HUMAN, BOVINE; SOURCE 4 ORGANISM_TAXID: 9606, 9913; SOURCE 5 GENE: MR1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 10 ORGANISM_COMMON: BOVINE; SOURCE 11 ORGANISM_TAXID: 9913; SOURCE 12 GENE: B2M; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 17 ORGANISM_COMMON: HUMAN; SOURCE 18 ORGANISM_TAXID: 9606; SOURCE 19 EXPRESSION_SYSTEM: DROSOPHILA MELANOGASTER; SOURCE 20 EXPRESSION_SYSTEM_COMMON: FRUIT FLY; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 7227 KEYWDS TAPBPR, MR1, MHC-I, CHAPERONES, ADAPTIVE IMMUNE SYSTEM, ANTIGEN KEYWDS 2 PROCESSING AND PRESENTATION, IMMUNE SYSTEM EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR A.C.MCSHAN,N.G.SGOURAKIS REVDAT 3 10-AUG-22 7RNO 1 JRNL REVDAT 2 06-JUL-22 7RNO 1 JRNL REVDAT 1 11-MAY-22 7RNO 0 JRNL AUTH A.C.MCSHAN,C.A.DEVLIN,G.F.PAPADAKI,Y.SUN,A.I.GREEN, JRNL AUTH 2 G.I.MOROZOV,G.M.BURSLEM,E.PROCKO,N.G.SGOURAKIS JRNL TITL TAPBPR EMPLOYS A LIGAND-INDEPENDENT DOCKING MECHANISM TO JRNL TITL 2 CHAPERONE MR1 MOLECULES. JRNL REF NAT.CHEM.BIOL. V. 18 859 2022 JRNL REFN ESSN 1552-4469 JRNL PMID 35725941 JRNL DOI 10.1038/S41589-022-01049-9 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : GROMACS V2020.4 REMARK 3 AUTHORS : DEPARTMENT OF BIOPHYSICAL CHEMISTRY, UNIVERSITY OF REMARK 3 GRONINGEN, NETHERLANDS REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HADDOCK IN COMBINATION WITH NMR DERIVED REMARK 3 CHEMICAL SHIFT PERTURBATIONS WAS USED TO GENERATE THE INITIAL REMARK 3 MODEL OF THE COMPLEX. THE TAP BINDING PROTEIN-LIKE VARIANT REMARK 3 STARTING STRUCTURE IS PDB ID 5WER CHAIN C. THE MAJOR REMARK 3 HISTOCOMPATIBILITY COMPLEX CLASS I-RELATED GENE PROTEIN AND BETA- REMARK 3 2-MICROGLOBULIN ARE HOMOLOGY MODELED BASED ON PDB ID 4PJ5 CHAIN REMARK 3 A AND CHAIN B. REMARK 4 REMARK 4 7RNO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1000258639. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298.15 REMARK 210 PH : 7.2 REMARK 210 IONIC STRENGTH : 50 REMARK 210 PRESSURE : 1.01325 BAR REMARK 210 SAMPLE CONTENTS : 100 UM HPMR1 (HUMAN PLATFORM REMARK 210 MR1), 100 UM [U-100% 12C; U-100% REMARK 210 15N; ALA CB, ILE CD1, LEU CD1/ REMARK 210 CD2, VAL CG1/CG2] BOVINE BETA 2 REMARK 210 MICROGLOBULIN, 300 UM TAPBPR, 90% REMARK 210 H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-13C HMQC; 3D NOESY HMQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE III REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : HADDOCK, NMRFAM-SPARKY REMARK 210 METHOD USED : MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 1000 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-10 REMARK 465 RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ARG A 2 REMARK 465 THR A 3 REMARK 465 MET B 1 REMARK 465 ILE B 2 REMARK 465 LYS C 1 REMARK 465 LEU C 385 REMARK 465 GLU C 386 REMARK 465 GLY C 387 REMARK 465 GLY C 388 REMARK 465 LEU C 389 REMARK 465 GLU C 390 REMARK 465 VAL C 391 REMARK 465 LEU C 392 REMARK 465 PHE C 393 REMARK 465 GLN C 394 REMARK 465 GLY C 395 REMARK 465 PRO C 396 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 HD1 HIS C 26 H GLY C 28 0.95 REMARK 500 HD1 HIS C 365 H SER C 367 1.17 REMARK 500 HG1 THR C 266 O TYR C 269 1.48 REMARK 500 H LYS A 217 O GLU A 220 1.56 REMARK 500 HZ2 LYS A 190 OD2 ASP B 96 1.58 REMARK 500 O PRO A 233 HH TYR B 11 1.59 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 1 ARG C 105 NE - CZ - NH2 ANGL. DEV. = 3.0 DEGREES REMARK 500 2 ARG A 80 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 2 PRO C 71 C - N - CD ANGL. DEV. = 114.3 DEGREES REMARK 500 6 TRP A 144 CA - CB - CG ANGL. DEV. = -12.8 DEGREES REMARK 500 6 ALA C 25 N - CA - CB ANGL. DEV. = -11.3 DEGREES REMARK 500 7 HIS C 26 N - CA - CB ANGL. DEV. = 11.3 DEGREES REMARK 500 9 THR A 139 CB - CA - C ANGL. DEV. = 23.1 DEGREES REMARK 500 9 THR A 139 N - CA - CB ANGL. DEV. = -14.6 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 1 ASP A 15 75.43 54.70 REMARK 500 1 ASP A 30 -107.42 50.47 REMARK 500 1 PHE A 120 -62.56 -109.37 REMARK 500 1 VAL A 133 -69.20 -121.96 REMARK 500 1 GLU A 159 -68.17 -93.38 REMARK 500 1 GLU A 210 77.89 -103.61 REMARK 500 1 HIS B 32 129.48 -171.00 REMARK 500 1 ASP B 59 34.98 -96.56 REMARK 500 1 ALA C 25 41.95 -143.46 REMARK 500 1 GLU C 55 -74.71 65.16 REMARK 500 1 LYS C 116 100.52 54.55 REMARK 500 1 THR C 117 113.22 -30.30 REMARK 500 1 PRO C 152 176.07 -52.60 REMARK 500 1 ILE C 202 -60.80 -95.16 REMARK 500 1 ARG C 229 -56.92 -127.72 REMARK 500 1 PRO C 250 171.50 -54.08 REMARK 500 1 GLU C 292 -147.47 60.69 REMARK 500 1 ALA C 293 147.14 62.74 REMARK 500 1 ASP C 309 51.76 74.63 REMARK 500 1 ALA C 329 -160.28 53.59 REMARK 500 1 ALA C 355 18.91 -141.50 REMARK 500 2 ASP A 30 -114.79 50.24 REMARK 500 2 PRO A 208 -177.54 -63.54 REMARK 500 2 PRO B 15 150.96 -49.42 REMARK 500 2 ASP B 98 -110.89 49.91 REMARK 500 2 ASP C 50 -107.46 56.80 REMARK 500 2 GLU C 55 -78.41 60.93 REMARK 500 2 PRO C 71 -56.34 87.78 REMARK 500 2 LYS C 116 78.00 68.17 REMARK 500 2 THR C 117 109.98 -22.23 REMARK 500 2 TRP C 150 -14.76 -142.86 REMARK 500 2 LEU C 154 -173.90 67.65 REMARK 500 2 ASN C 155 79.12 64.96 REMARK 500 2 LEU C 156 166.06 105.40 REMARK 500 2 ASP C 190 74.73 36.29 REMARK 500 2 THR C 253 -168.84 -124.29 REMARK 500 2 LEU C 268 -50.37 -123.50 REMARK 500 2 PRO C 307 -165.08 -70.76 REMARK 500 2 ASP C 309 52.36 73.77 REMARK 500 2 ALA C 355 43.01 -156.90 REMARK 500 3 ASP A 30 -111.12 43.57 REMARK 500 3 GLU A 160 -65.02 -127.88 REMARK 500 3 PRO A 194 88.73 -50.83 REMARK 500 3 TRP B 60 54.29 39.30 REMARK 500 3 ASP B 98 -132.15 43.95 REMARK 500 3 ASP C 50 -110.60 53.29 REMARK 500 3 GLU C 55 -115.65 47.23 REMARK 500 3 THR C 153 31.32 -89.44 REMARK 500 3 LEU C 154 -165.30 69.92 REMARK 500 3 ASN C 155 143.23 52.61 REMARK 500 REMARK 500 THIS ENTRY HAS 168 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 HIS C 151 PRO C 152 1 -47.13 REMARK 500 HIS C 151 PRO C 152 3 -35.00 REMARK 500 THR C 117 ALA C 118 4 36.67 REMARK 500 HIS C 151 PRO C 152 4 -34.41 REMARK 500 ASP A 134 ASN A 135 5 -143.46 REMARK 500 LYS C 116 THR C 117 5 -42.53 REMARK 500 HIS C 151 PRO C 152 5 -37.75 REMARK 500 HIS C 151 PRO C 152 6 -39.38 REMARK 500 PRO C 307 LEU C 308 6 -137.61 REMARK 500 HIS C 151 PRO C 152 7 -39.62 REMARK 500 LEU C 154 ASN C 155 7 -147.12 REMARK 500 HIS C 151 PRO C 152 8 -42.29 REMARK 500 PRO C 307 LEU C 308 8 -138.45 REMARK 500 HIS C 151 PRO C 152 9 -35.21 REMARK 500 HIS C 151 PRO C 152 10 -42.21 REMARK 500 LEU C 154 ASN C 155 10 39.89 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 2 ARG A 80 0.14 SIDE CHAIN REMARK 500 6 PHE A 120 0.15 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 51044 RELATED DB: BMRB DBREF 7RNO A 2 180 UNP Q95460 HMR1_HUMAN 23 201 DBREF 7RNO A 181 271 UNP C1ITJ8 HMR1_BOVIN 198 288 DBREF 7RNO B 2 99 UNP P01888 B2MG_BOVIN 21 118 DBREF 7RNO C 1 384 UNP Q53GH5 Q53GH5_HUMAN 22 405 SEQADV 7RNO MET A 1 UNP Q95460 INITIATING METHIONINE SEQADV 7RNO MET B 1 UNP P01888 INITIATING METHIONINE SEQADV 7RNO 3X9 C 30 UNP Q53GH5 LEU 51 CONFLICT SEQADV 7RNO TRP C 120 UNP Q53GH5 ARG 141 CONFLICT SEQADV 7RNO LEU C 385 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLU C 386 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLY C 387 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLY C 388 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO LEU C 389 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLU C 390 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO VAL C 391 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO LEU C 392 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO PHE C 393 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLN C 394 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO GLY C 395 UNP Q53GH5 EXPRESSION TAG SEQADV 7RNO PRO C 396 UNP Q53GH5 EXPRESSION TAG SEQRES 1 A 271 MET ARG THR HIS SER LEU ARG TYR PHE ARG LEU GLY VAL SEQRES 2 A 271 SER ASP PRO ILE HIS GLY VAL PRO GLU PHE ILE SER VAL SEQRES 3 A 271 GLY TYR VAL ASP SER HIS PRO ILE THR THR TYR ASP SER SEQRES 4 A 271 VAL THR ARG GLN LYS GLU PRO ARG ALA PRO TRP MET ALA SEQRES 5 A 271 GLU ASN LEU ALA PRO ASP HIS TRP GLU ARG TYR THR GLN SEQRES 6 A 271 LEU LEU ARG GLY TRP GLN GLN MET PHE LYS VAL GLU LEU SEQRES 7 A 271 LYS ARG LEU GLN ARG HIS TYR ASN HIS SER GLY SER HIS SEQRES 8 A 271 THR TYR GLN ARG MET ILE GLY CYS GLU LEU LEU GLU ASP SEQRES 9 A 271 GLY SER THR THR GLY PHE LEU GLN TYR ALA TYR ASP GLY SEQRES 10 A 271 GLN ASP PHE LEU ILE PHE ASN LYS ASP THR LEU SER TRP SEQRES 11 A 271 LEU ALA VAL ASP ASN VAL ALA HIS THR ILE LYS GLN ALA SEQRES 12 A 271 TRP GLU ALA ASN GLN HIS GLU LEU LEU TYR GLN LYS ASN SEQRES 13 A 271 TRP LEU GLU GLU GLU CYS ILE ALA TRP LEU LYS ARG PHE SEQRES 14 A 271 LEU GLU TYR GLY LYS ASP THR LEU GLN ARG THR GLU PRO SEQRES 15 A 271 PRO LYS VAL ARG VAL ASN HIS LYS GLU THR PHE PRO GLY SEQRES 16 A 271 ILE THR THR LEU TYR CYS ARG ALA TYR GLY PHE TYR PRO SEQRES 17 A 271 PRO GLU ILE SER ILE ASN TRP MET LYS ASN GLY GLU GLU SEQRES 18 A 271 ILE PHE GLN ASP THR ASP TYR GLY GLY ILE LEU PRO SER SEQRES 19 A 271 GLY ASP GLY THR TYR GLN THR TRP VAL SER VAL GLU LEU SEQRES 20 A 271 ASP PRO GLN ASN GLY ASP ILE TYR SER CYS HIS VAL GLU SEQRES 21 A 271 HIS GLY GLY VAL HIS MET VAL LEU GLN GLY PHE SEQRES 1 B 99 MET ILE GLN ARG PRO PRO LYS ILE GLN VAL TYR SER ARG SEQRES 2 B 99 HIS PRO PRO GLU ASP GLY LYS PRO ASN TYR LEU ASN CYS SEQRES 3 B 99 TYR VAL TYR GLY PHE HIS PRO PRO GLN ILE GLU ILE ASP SEQRES 4 B 99 LEU LEU LYS ASN GLY GLU LYS ILE LYS SER GLU GLN SER SEQRES 5 B 99 ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU LEU SEQRES 6 B 99 SER HIS ALA GLU PHE THR PRO ASN SER LYS ASP GLN TYR SEQRES 7 B 99 SER CYS ARG VAL LYS HIS VAL THR LEU GLU GLN PRO ARG SEQRES 8 B 99 ILE VAL LYS TRP ASP ARG ASP LEU SEQRES 1 C 396 LYS PRO HIS PRO ALA GLU GLY GLN TRP ARG ALA VAL ASP SEQRES 2 C 396 VAL VAL LEU ASP CYS PHE LEU VAL LYS ASP GLY ALA HIS SEQRES 3 C 396 ARG GLY ALA 3X9 ALA SER SER GLU ASP ARG ALA ARG ALA SEQRES 4 C 396 SER LEU VAL LEU LYS GLN VAL PRO VAL LEU ASP ASP GLY SEQRES 5 C 396 SER LEU GLU ASP PHE THR ASP PHE GLN GLY GLY THR LEU SEQRES 6 C 396 ALA GLN ASP ASP PRO PRO ILE ILE PHE GLU ALA SER VAL SEQRES 7 C 396 ASP LEU VAL GLN ILE PRO GLN ALA GLU ALA LEU LEU HIS SEQRES 8 C 396 ALA ASP CYS SER GLY LYS GLU VAL THR CYS GLU ILE SER SEQRES 9 C 396 ARG TYR PHE LEU GLN MET THR GLU THR THR VAL LYS THR SEQRES 10 C 396 ALA ALA TRP PHE MET ALA ASN VAL GLN VAL SER GLY GLY SEQRES 11 C 396 GLY PRO SER ILE SER LEU VAL MET LYS THR PRO ARG VAL SEQRES 12 C 396 ALA LYS ASN GLU VAL LEU TRP HIS PRO THR LEU ASN LEU SEQRES 13 C 396 PRO LEU SER PRO GLN GLY THR VAL ARG THR ALA VAL GLU SEQRES 14 C 396 PHE GLN VAL MET THR GLN THR GLN SER LEU SER PHE LEU SEQRES 15 C 396 LEU GLY SER SER ALA SER LEU ASP CYS GLY PHE SER MET SEQRES 16 C 396 ALA PRO GLY LEU ASP LEU ILE SER VAL GLU TRP ARG LEU SEQRES 17 C 396 GLN HIS LYS GLY ARG GLY GLN LEU VAL TYR SER TRP THR SEQRES 18 C 396 ALA GLY GLN GLY GLN ALA VAL ARG LYS GLY ALA THR LEU SEQRES 19 C 396 GLU PRO ALA GLN LEU GLY MET ALA ARG ASP ALA SER LEU SEQRES 20 C 396 THR LEU PRO GLY LEU THR ILE GLN ASP GLU GLY THR TYR SEQRES 21 C 396 ILE CYS GLN ILE THR THR SER LEU TYR ARG ALA GLN GLN SEQRES 22 C 396 ILE ILE GLN LEU ASN ILE GLN ALA SER PRO LYS VAL ARG SEQRES 23 C 396 LEU SER LEU ALA ASN GLU ALA LEU LEU PRO THR LEU ILE SEQRES 24 C 396 CYS ASP ILE ALA GLY TYR TYR PRO LEU ASP VAL VAL VAL SEQRES 25 C 396 THR TRP THR ARG GLU GLU LEU GLY GLY SER PRO ALA GLN SEQRES 26 C 396 VAL SER GLY ALA SER PHE SER SER LEU ARG GLN SER VAL SEQRES 27 C 396 ALA GLY THR TYR SER ILE SER SER SER LEU THR ALA GLU SEQRES 28 C 396 PRO GLY SER ALA GLY ALA THR TYR THR CYS GLN VAL THR SEQRES 29 C 396 HIS ILE SER LEU GLU GLU PRO LEU GLY ALA SER THR GLN SEQRES 30 C 396 VAL VAL PRO PRO GLU ARG ARG LEU GLU GLY GLY LEU GLU SEQRES 31 C 396 VAL LEU PHE GLN GLY PRO HET 3X9 C 30 37 HET 30W A 301 24 HETNAM 3X9 3-{[(1-HYDROXY-2,2,5,5-TETRAMETHYL-2,5-DIHYDRO-1H- HETNAM 2 3X9 PYRROL-3-YL)METHYL]DISULFANYL}-L-ALANINE HETNAM 30W N-(6-FORMYL-4-OXO-3,4-DIHYDROPTERIDIN-2-YL)ACETAMIDE HETSYN 3X9 CYS WITH MTSL HETSYN 30W ACETYL 6-FORMYLPTERIN FORMUL 3 3X9 C12 H22 N2 O3 S2 FORMUL 4 30W C9 H7 N5 O3 HELIX 1 AA1 ALA A 48 LEU A 55 1 8 HELIX 2 AA2 ALA A 56 ASN A 86 1 31 HELIX 3 AA3 ASP A 134 ASN A 147 1 14 HELIX 4 AA4 GLU A 150 GLU A 159 1 10 HELIX 5 AA5 GLU A 159 GLY A 173 1 15 HELIX 6 AA6 GLN C 82 ALA C 86 5 5 HELIX 7 AA7 GLU C 87 GLY C 96 1 10 HELIX 8 AA8 THR C 253 GLU C 257 5 5 HELIX 9 AA9 PRO C 380 ARG C 384 5 5 SHEET 1 AA1 8 GLN A 43 PRO A 46 0 SHEET 2 AA1 8 HIS A 32 ASP A 38 -1 N THR A 36 O GLU A 45 SHEET 3 AA1 8 PHE A 23 VAL A 29 -1 N SER A 25 O TYR A 37 SHEET 4 AA1 8 SER A 5 SER A 14 -1 N LEU A 11 O ILE A 24 SHEET 5 AA1 8 HIS A 91 LEU A 101 -1 O ILE A 97 N TYR A 8 SHEET 6 AA1 8 THR A 107 TYR A 115 -1 O THR A 108 N GLU A 100 SHEET 7 AA1 8 GLN A 118 ASN A 124 -1 O PHE A 120 N TYR A 113 SHEET 8 AA1 8 SER A 129 ALA A 132 -1 O SER A 129 N ASN A 124 SHEET 1 AA2 4 LYS A 184 PHE A 193 0 SHEET 2 AA2 4 ILE A 196 PHE A 206 -1 O ARG A 202 N ARG A 186 SHEET 3 AA2 4 TYR A 239 LEU A 247 -1 O LEU A 247 N THR A 197 SHEET 4 AA2 4 THR A 226 TYR A 228 -1 N ASP A 227 O SER A 244 SHEET 1 AA3 4 LYS A 184 PHE A 193 0 SHEET 2 AA3 4 ILE A 196 PHE A 206 -1 O ARG A 202 N ARG A 186 SHEET 3 AA3 4 TYR A 239 LEU A 247 -1 O LEU A 247 N THR A 197 SHEET 4 AA3 4 LEU A 232 PRO A 233 -1 N LEU A 232 O GLN A 240 SHEET 1 AA4 4 GLU A 220 GLU A 221 0 SHEET 2 AA4 4 ILE A 211 LYS A 217 -1 N LYS A 217 O GLU A 220 SHEET 3 AA4 4 TYR A 255 HIS A 261 -1 O HIS A 258 N ASN A 214 SHEET 4 AA4 4 VAL A 264 LEU A 268 -1 O MET A 266 N VAL A 259 SHEET 1 AA5 4 LYS B 7 SER B 12 0 SHEET 2 AA5 4 ASN B 22 PHE B 31 -1 O ASN B 25 N TYR B 11 SHEET 3 AA5 4 PHE B 62 PHE B 70 -1 O ALA B 68 N LEU B 24 SHEET 4 AA5 4 SER B 49 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 AA6 4 GLU B 45 LYS B 46 0 SHEET 2 AA6 4 ILE B 36 LYS B 42 -1 N LYS B 42 O GLU B 45 SHEET 3 AA6 4 TYR B 78 HIS B 84 -1 O LYS B 83 N GLU B 37 SHEET 4 AA6 4 ARG B 91 TRP B 95 -1 O VAL B 93 N CYS B 80 SHEET 1 AA7 8 ILE C 73 PHE C 74 0 SHEET 2 AA7 8 ALA C 37 GLN C 45 1 N VAL C 42 O PHE C 74 SHEET 3 AA7 8 VAL C 12 PHE C 19 -1 N CYS C 18 O ALA C 39 SHEET 4 AA7 8 VAL C 99 ARG C 105 1 O CYS C 101 N PHE C 19 SHEET 5 AA7 8 TRP C 120 VAL C 127 -1 O ASN C 124 N GLU C 102 SHEET 6 AA7 8 SER C 133 LYS C 139 -1 O LEU C 136 N ALA C 123 SHEET 7 AA7 8 ALA C 167 THR C 174 -1 O PHE C 170 N VAL C 137 SHEET 8 AA7 8 SER C 77 VAL C 78 1 N SER C 77 O VAL C 168 SHEET 1 AA8 9 ILE C 73 PHE C 74 0 SHEET 2 AA8 9 ALA C 37 GLN C 45 1 N VAL C 42 O PHE C 74 SHEET 3 AA8 9 VAL C 12 PHE C 19 -1 N CYS C 18 O ALA C 39 SHEET 4 AA8 9 VAL C 99 ARG C 105 1 O CYS C 101 N PHE C 19 SHEET 5 AA8 9 TRP C 120 VAL C 127 -1 O ASN C 124 N GLU C 102 SHEET 6 AA8 9 SER C 133 LYS C 139 -1 O LEU C 136 N ALA C 123 SHEET 7 AA8 9 ALA C 167 THR C 174 -1 O PHE C 170 N VAL C 137 SHEET 8 AA8 9 GLY C 192 MET C 195 -1 O GLY C 192 N MET C 173 SHEET 9 AA8 9 ARG C 243 ASP C 244 -1 O ARG C 243 N PHE C 193 SHEET 1 AA9 6 SER C 178 LEU C 182 0 SHEET 2 AA9 6 ARG C 270 GLN C 280 1 O GLN C 276 N LEU C 179 SHEET 3 AA9 6 GLY C 258 THR C 266 -1 N TYR C 260 O ILE C 275 SHEET 4 AA9 6 LEU C 201 HIS C 210 -1 N GLN C 209 O THR C 259 SHEET 5 AA9 6 ARG C 213 THR C 221 -1 O GLN C 215 N LEU C 208 SHEET 6 AA9 6 GLN C 224 ALA C 227 -1 O GLN C 224 N THR C 221 SHEET 1 AB1 2 ALA C 187 LEU C 189 0 SHEET 2 AB1 2 LEU C 247 LEU C 249 -1 O LEU C 249 N ALA C 187 SHEET 1 AB2 4 LYS C 284 LEU C 289 0 SHEET 2 AB2 4 THR C 297 TYR C 305 -1 O ALA C 303 N LYS C 284 SHEET 3 AB2 4 TYR C 342 THR C 349 -1 O LEU C 348 N LEU C 298 SHEET 4 AB2 4 SER C 330 GLN C 336 -1 N ARG C 335 O SER C 343 SHEET 1 AB3 4 ALA C 324 VAL C 326 0 SHEET 2 AB3 4 VAL C 311 GLU C 317 -1 N TRP C 314 O VAL C 326 SHEET 3 AB3 4 ALA C 357 THR C 364 -1 O THR C 364 N VAL C 311 SHEET 4 AB3 4 LEU C 372 VAL C 378 -1 O LEU C 372 N VAL C 363 LINK C ALA C 29 N 3X9 C 30 1555 1555 1.33 LINK C 3X9 C 30 N ALA C 31 1555 1555 1.33 CISPEP 1 TYR A 207 PRO A 208 1 -19.40 CISPEP 2 HIS B 32 PRO B 33 1 11.08 CISPEP 3 ASN C 155 LEU C 156 1 -21.07 CISPEP 4 TYR C 306 PRO C 307 1 18.24 CISPEP 5 TYR A 207 PRO A 208 2 -13.51 CISPEP 6 HIS B 32 PRO B 33 2 -1.26 CISPEP 7 HIS C 151 PRO C 152 2 -27.13 CISPEP 8 TYR C 306 PRO C 307 2 -6.58 CISPEP 9 TYR A 207 PRO A 208 3 -19.42 CISPEP 10 HIS B 32 PRO B 33 3 -3.77 CISPEP 11 TYR C 306 PRO C 307 3 23.39 CISPEP 12 TYR A 207 PRO A 208 4 -7.99 CISPEP 13 HIS B 32 PRO B 33 4 5.46 CISPEP 14 ASN C 155 LEU C 156 4 -24.24 CISPEP 15 TYR C 306 PRO C 307 4 -6.16 CISPEP 16 TYR A 207 PRO A 208 5 -21.02 CISPEP 17 HIS B 32 PRO B 33 5 8.34 CISPEP 18 TYR C 306 PRO C 307 5 6.19 CISPEP 19 TYR A 207 PRO A 208 6 -14.36 CISPEP 20 HIS B 32 PRO B 33 6 4.52 CISPEP 21 LYS C 116 THR C 117 6 -20.27 CISPEP 22 TYR C 306 PRO C 307 6 -13.70 CISPEP 23 TYR A 207 PRO A 208 7 -21.73 CISPEP 24 HIS B 32 PRO B 33 7 3.18 CISPEP 25 TYR C 306 PRO C 307 7 11.07 CISPEP 26 TYR A 207 PRO A 208 8 -6.80 CISPEP 27 HIS B 32 PRO B 33 8 19.29 CISPEP 28 TYR C 306 PRO C 307 8 -17.09 CISPEP 29 TYR A 207 PRO A 208 9 -19.09 CISPEP 30 HIS B 32 PRO B 33 9 5.00 CISPEP 31 LYS C 116 THR C 117 9 3.09 CISPEP 32 TYR C 306 PRO C 307 9 13.84 CISPEP 33 TYR A 207 PRO A 208 10 -14.20 CISPEP 34 HIS B 32 PRO B 33 10 7.20 CISPEP 35 TYR C 306 PRO C 307 10 -12.16 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1